throw/cast/fling/pitch/toss.导航词义：投，掷

1. throw:v. 扔，投，掷.普通用词，指用力抛掷，不涉及动作方式或感情色彩。

Throw the ball to me.

把球扔给我。

He can throw a hundred yards.

他能投100码远。

He threw his last grenade.

他投出了最后那颗手榴弹。

2. cast:v. 抛，投，扔.多指迅速扔出一个较轻的物体，如书、球、包等，常可与 throw 换用。

How many times did he cast/throw his net every morning?

他每天早晨撒几次网?

He cast the dice.

他掷出骰子。

Don't forget to cast more wood on the fire.

别忘了往火堆里加木块。

3. fling:v. 抛，扔.指用力投掷；也可指感情激动时粗鲁而随便地扔东西，此时常伴有某种较强烈的感情色彩。

He flung the coin into the river.

他把硬币扔进河里。

The graduates cheered and flung their trencher caps into the air.

毕业生们欢呼着把学士帽扔向空中。

She flung the papers on the desk and left angrily.

她把文件往桌子上一摔便气冲冲地走了。

4. pitch:v. 投，掷，扔.通常指仔细瞄准后用力地掷或扔，侧重方向性及明确的目标。

He pitched the wallet into the box.

他把钱包扔进箱子里。

He pitched the name card into the fire.

他把那张名片扔进火里。

5. toss:v. 投，掷，抛.尤指随意地扔、掷比较轻的东西，如书、报纸等。

Please toss that book over.

请把那本书扔过来。

His wife tossed him the newspaper.

他妻子把报纸扔给了他。

全部

1·All too often you pitch the ball short.

你投球老是距离不够。《牛津词典》

2·He was stretchered off the pitch with a broken leg.

他腿骨折了，从球场上抬了下去。《牛津词典》

3·They couldn't play because the pitch was waterlogged.

因球场泡水他们未能进行比赛。《牛津词典》

4·They scratched lines in the dirt to mark out a pitch.

他们在地上划出一个球场。《牛津词典》

5·Each company was given ten minutes to make its pitch.

每个公司有十分钟时间进行推销宣传。《牛津词典》

6·The rugby tour was a disaster both on and off the pitch.

这次橄榄球巡回赛在场上、场下都彻底失败。《牛津词典》

7·A basic sense of rhythm and pitch is essential in a music teacher.

基本的韵律感和音高感是音乐教师的必备素质。《牛津词典》

8·Representatives went to Japan to pitch the company's newest products.

销售代表前往日本推销本公司的最新产品。《牛津词典》

9·Soriano hit Peavy's first pitch, a 90-mph fastball, down the left-field line.

索里亚诺击中皮威的第一投，这个快球时速90英里，落在了左边线上。《柯林斯英汉双解大词典》

10·You have a long pitch which is 22 yards long.

你有一个22码长的投球。

音高

1·The next pitch on the trumpet is actually an interval of a fifth.

小号的下一个音高实际上是一个五度音程。

2·What I'd like to do now is focus on a piece that emphasizes and foregrounds just the first axis, pitch.

现在我要做的是集中精力于一首乐曲，它所强调的、突出的只是这第一个轴，音高。

3·For example, the rhythm, pitch, and volume of music has been shown to influence behavior such as the amount of time spent in supermarkets or intentions to purchase products.

例如，音乐的节奏、音高和音量已经被证明会影响人们的行为，如在超市花费的时间或购买产品的意愿。

4·He keyed the piano up to a concert pitch.

他把钢琴的音调调到了音乐会要求的音高标准。

5·Then the next pitch on the trumpet is actually an interval of a fifth.

然后下一个音高在小号那里，实际上是一个五度音程。

沥青

1·He understood well the importance of international trade and the potential wealth to be gained from the export of flax, hemp, pitch, furs, hides and timber.

他深知国际贸易的重要性，以及亚麻、大麻、沥青、皮草、兽皮和木材等物资出口所能获得的巨大潜在财富。

2·An alternative method was to use a large shallow receptacle rather than a cauldron; oil, tallow or pitch then being poured in.

另一种方法是不用大锅，而是使用一个大的浅性容器，油，牛油或沥青随后被浇入。

3·Some visitors smirked at the long grass on the pitch in one opening match.

一些来访者在一场公开赛上，望着沥青上的长草苦笑。

4·Nowadays, from the mid- May to the mid- September, the sunlight would become scorching so long as it is fine. The pitch under the sun would generate surging heat waves smelling tar on the streets.

如今，从五月中旬开始一直到九月中旬，只要一晴天，阳光就异常灼热，大街上的沥青在强光照射下蒸腾起滚滚热浪，中间夹杂着一股烧焦味。

5·The machines lobbed giant stones, flaming barrels of pitch and even the decapitated heads of enemies.

这种机器将巨大的石头、燃烧的沥青桶、甚至被斩下的敌人的头颅抛出去。

音调

1·If you gradually move your tongue forward towards the th-sound, stopping halfway, your tongue will be behind your teeth, and the pitch will get higher.

假如你渐渐将舌头前移向发 th 声所在的位置，然后半路停下，你的舌头会停在你的牙后，同时音调会升高。

2·For example, the rhythm, pitch, and volume of music have been shown to influence behavior such as the amount of time spent in supermarkets or intentions to purchase products.

例如，音乐的节奏、音调和音量已经被证明会影响人们的行为，如在超市花费的时间或购买产品的意愿。

3·(An everyday example of this effect is the change of pitch of an ambulance siren as it approaches and recedes.) It was thus possible to measure the force applied to the ions.

根据多普勒效应，光被离子反射后，靠近激光器的光的频率会高于远离激光器的光的频率，（日常生活中，救护车警报器的音调随着车的远近也变化，就是这个道理）这才有可能测量先前对离子施加的力的大小。

4·Even a simple note on my guitar has an array of harmonic frequencies. But the frequencies have a special harmonic relationship, which is why you hear it as a single sound with a single pitch.

即使是一把吉他上一个简单的音节都有一系列的谐振频率，而这一系列的谐振频率都有着特殊的谐振关系，这也正是为什么我们听到的只是某一音调上的一个单音。

5·If you take a balloon and blow it up, you can manipulate the pitch by pulling the neck, Wilson says.

“如果你把一个气球吹起来以后，再拉长气球的脖子，就可以操纵音调，”威尔逊说。

螺距

1·A type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.

采用螺距粗的螺丝和螺母实现螺纹型芯自动脱模。

2·That done, the computer which analyses the lidar data could be connected to the motors that adjust the pitch of the turbine blades, in order to maximise energy production and reduce damage.

这步完事之后，分析激光雷达数据的计算机会与调节涡轮机叶片螺距的马达相连接，目的是增大发电量，减小损坏。

3·The main blades pitch Angle is controlled by the up and down movements of the swashplate.

大桨的螺距角度是由倾斜盘的上升和下降动作控制的。

4·Arbitrary pitch selection is of high importance.

任意螺距选择是非常重要的。

5·We have fixed pitch propeller.

我们船有固定螺距螺旋桨。

基音

1·We put forward to improve some modules with large computational complexity, such as pitch estimation module, the adaptive and the fixed code-book research modules.

并提出改进一些计算量较大的模块，如基音估计、自适应码本搜索、固定码本搜索等模块。

2·The results in practical application imply that the algorithm has advantages in pitch detecting of Chinese syllables.

经实践检验，这种算法对声调语言的基音标记的偏移现象能够得到很好的校正。

3·MFCC parameters is main describes the spectrum envelope features, which is used to state the vacal track characterizatics, while ignoring the impact of pitch frequency.

MFCC参数主要描述了表征声道特性的谱包络特征，而忽略了基音频率对它的影响。

4·This paper discusses in detail the pitch detection algorithm of Mixed Excitation Linear Prediction (MELP) and an improved algorithm.

本文详细讨论了混合激励线性预测(MELP)的基音周期估计算法及其改进算法。

5·Autocorrelation and average magnitude difference function are essential methods in pitch detection.

自相关法和平均幅度差函数是两种常用的基音检测方法。

推销

1·He thought I had abused his hospitality to make a demagogic pitch to white voters.

他觉得我滥用了他的盛情，对白人选民做煽动性的自我推销。

2·Contestants pitch their business plans to a group of potential investors to win the prize of some backing.

参赛者们要向一群潜在的投资人推销他们的商业计划书以赢取他们给与的资金。

3·From his hotel room, Mr. Serani can roll a robot up to an office cubicle back at headquarters, listen in on a telephone sales pitch and offer advice.

塞兰尼先生可以在他的宾馆房间滚动机器人到总部的办公室隔间，倾听电话推销宣传，并提出建议。

4·There is an amusing look at food marketing, including a company's pitch for branding Vitamin Donuts, and many antiquated nutrition guidelines.

展览中还有一些关于推销食品的趣闻轶事，包括一家公司推销的“维生素甜甜圈”，还有很多过时的营养指南。

5·When you answer a question, include your contact information and a brief 'elevator pitch' about your background.

当你回答问题时，附上你的联系信息，并简要地‘推销’自己。

投球

1·Double kill: A play in which two outs are made with one pitch.

双杀：用一次投球使二人同时出局。

2·You take him in the backyard and pitch to him.

你带他到后院，然后投球给他。

3·He bunted at the first pitch.

他触击第一个投球。

4·I always used green paper, and recorded each game pitch by pitch, using an elaborate code I made up.

我总是使用绿纸，按照我精心编制的代码，把每场比赛每次投球一笔一笔全都记录下来。

5·Who can watch a pitch slightly longer before swinging, make up for the lost time with a faster swing and achieve more solid contact more often.

他们在挥棒之前能稍微多观察投球一段时间，然后用更快的挥棒速度来弥补时间损失，从而能更频繁地稳定击球。

节距

1·Convolutions frequently alternate in direction of rotation and vary in pitch.

盘旋经常改变回转方向和节距。

2·Based on this, the interrelations between the elastic coefficient and the structural parameters of the nanospring, such as tube diameter, spring diameter and coil pitch, are carefully studied.

在此基础上，分析了单层碳纳米弹簧的弹性常数与弹簧结构参数（如管直径、弹簧直径、簧圈节距等）间的关系；

3·The relationship between both is determined primarily by the desired pitch of the thread to be cut.

两者之间的关系基本上由被切削螺纹所需的节距决定。

4·Based on experimental data, the authors have studied such factors as channel structure, pitch, particle concentration and particle diameter, etc, which may have an influence on separation efficiency.

作者在实验的基础上对影响分离效率的槽型结构、节距、颗粒浓度、颗粒直径等因素进行了研究。

5·Vane axial fan with optional fan pitch control.

具有可选风扇节距控制的翼式轴流风扇。

程度

1·Mexican envy at the hoop-la surrounding Brazil, its Latin American rival, has reached a pitch to which only a psychoanalyst could do full justice.

墨西哥人嫉妒其拉美对手巴西充满了希望，已经达到了只有精神分析学家才可能完全公平对待的程度。

2·I was entered a complete thief, hardened to a pitch above all the reflections of conscience or modesty.

我成了一个正式的小偷了，心肠残酷到不顾一切廉耻同良心的程度。

3·The built-in microphone of the device is used to record and analyze any sound that can be heard, and the detected pitch is displayed in real-time.

装置的内建喇叭筒用来记录并且分析能被听到的任何声音，而且被发现的程度被显示在即时的。

4·However, after shaved by shaving cutter with true involute profiles, there are the mid-concave phenomena on the pitch points of shaved gear tooth profiles inevitably.

然而用标准渐开线齿形剃齿刀剃齿后，在工件齿形节点附近会出现不同程度的“中凹”现象。

5·The small but abrupt change in pitch after the mute is just enough to give the impression that one input is brighter than the other.

那小的但是在哑子后的在程度方面的突然改变确实对给印象是充足的输入比另一个更明亮。

(1)pitch in投入；作出贡献

(1)tar pitch焦油沥青

(1)coal tar pitch沥青；煤焦油沥青；硬煤沥青

(1)pitch on选中；决定

(1)pitch angle节面角（锥齿轮的）；螺旋角

(1)variable pitch可变螺距；可变节距；变斜度