changeable/variable.导航词义：可变的，易变的

1. changeable:adj. 易变的；常变化的.普通用词，指很有可能变化的或经常变化的。

The weather was very changeable last winter.

去年冬天天气变化无常。

Her moods are very changeable.

她的情绪变化无常。

My boss has a changeable character.

我的老板性格多变。

2. variable:adj. 易变的，多变的.指气候、人的情绪、事物的品质等经常会变化的。

The weather there is variable.

那里的天气变化无常。

A drinking friend is a variable friend.

酒肉朋友靠不住。

The quality of the hotel food is variable.

这家酒店的饭菜时好时差。

全部

1·The drill has variable speed control.

这钻机有变速控制。《牛津词典》

2·The potassium content of foodstuffs is very variable.

食品中钾的含量是多变的。《柯林斯英汉双解大词典》

3·The temperature remained constant while pressure was a variable in the experiment.

做这实验时温度保持不变，但压力可变。《牛津词典》

4·Decisions could be made on the basis of price, delivery dates, after-sales service or any other variable.

决定可以基于价格、送货日期、售后服务或是任何其他可变因素而做出。《柯林斯英汉双解大词典》

5·I have not checked the length of the variable.

我没有检查变量的长度。

6·If not, it is not plausible that the variable is a causal factor.

如果不是，变量是一个因素这说法就是不合理的。

7·The term variable geometry is very fashionable in international politics.

“可变几何”一词在国际政治中非常流行。

8·Rainfall is not completely absent in desert areas, but it is highly variable.

沙漠地区并非完全没有降雨，但它的变化很大。

9·Farmers already adapt to variable weather by changing their planting schedules.

农民已经通过改变种植计划来适应多变的天气。

10·The radiation radius of the radioactive radium radiator in the stadium is variable.

放射性的镭散热器在体育场的辐射半径是可变的。

变量

1·I have not checked the length of the variable.

我没有检查变量的长度。

2·If not, it is not plausible that the variable is a causal factor.

如果不是，变量是一个因素这说法就是不合理的。

3·I can just whip out a variable, and this time it's gonna be dynamically stored there.

我可以拿出一个变量，并且这次它会被动态地存储在那里。

4·Predictability is not the only variable that reduces or eliminates the negative effects of noise.

可预测性并不是减少或消除噪音负面影响的唯一变量。

5·But besides the size of the room, another variable affecting reverberation is the shape of the room.

除了房间的规模外，房间形状是另一个影响变量。

可变

1·Decisions could be made on the basis of price, delivery dates, after-sales service or any other variable.

决定可以基于价格、送货日期、售后服务或是任何其他可变因素而做出。《柯林斯英汉双解大词典》

2·The term variable geometry is very fashionable in international politics.

“可变几何”一词在国际政治中非常流行。

3·The radiation radius of the radioactive radium radiator in the stadium is variable.

放射性的镭散热器在体育场的辐射半径是可变的。

4·Mandelbrot, who did the experiment with stock exchanges prices, for example, noted that although the outcomes were variable, there were, in fact, certain constancy.

例如，做过股票交易所价格实验的曼德尔布洛特指出，尽管结果是可变的，但实际上存在一定的一致性。

5·The thermal conduction of a composite medium with variable thermal conductivities is discussed.

讨论了可变导热系数的复合介质的导热性。

多变的

1·Farmers already adapt to variable weather by changing their planting schedules.

农民已经通过改变种植计划来适应多变的天气。

2·Unlike the song sparrow, which repeats one of its several song types in bouts before switching to another, the warbler continuously composes much longer and more variable songs without repetition.

北美歌雀在切换到另一种类型之前，会一声一声地重复其中的一种，与之不同的是，北美歌雀会连续地创作更长的、更多变的歌曲，而不会重复。

3·Given that the brain is the most powerful computing device known, how can it perform so well even though the behavior of its circuits is variable?

考虑到大脑是人们所知的计算能力最强的，尽管控制行为的回路是多变的它又是如何表现的如此好的呢？

4·Because of the complicated interactions with the coast as wave after wave strikes after traveling great distances, experts said, the impact of a tsunami can be highly variable.

由于一波又一波的海浪在经过长途跋涉后与海岸遭遇，又与海岸发生了复杂的相互作用，专家说，海啸的冲击力可能会非常多变。

5·Rain was likely to become more intense and variable in many places, and farmers in the arid and semi-arid tropics were likely to become more vulnerable.

雨水在许多地方可能会变得更加密集与多变，处在干旱和半干旱热带区的农民可能会变得更加脆弱。

变动的

1·Host city efforts have been variable, with a general over-reliance on tree planting.

主办城市的努力一直在变动，而且过于依赖植树。

2·By behavior costs can be classified into variable costs and fixed costs.

按习性，成本可以分为固定成本和变动成本。

3·The typical variable factors are stability of the test solution, times and duration of sample extraction, and so on.

典型的变动因素有：被测溶液的稳定性，样品提取次数、时间等。

4·Numerical results show that the player's profits become more stable if the speed of adjustment decreases or variable cost per unit increases.

结果表明，参与人对产量的调整速度越小或单位变动成本越大，其利润就越稳定。

5·There are not only direct costs but also fixed and variable cost when calculating cost of production.

在产品成本中不仅仅包括直接费用， 而且还包括固定和变动间接费用。

变异的

1·These vessels are somewhat variable in location and extent.

这些血管在位置和范围上略有变异。

2·Such a mix of highly conserved and variable regions so closely associated in a mitochondrial gene make the COI gene particularly useful for evolutionary studies.

在一个线粒体基因中具备密切相关的如此一个高度保守和变异的混合区域，使得COI基因尤为适合用于进化研究。

3·HLA-B is one of a number of highly variable genes responsible for immune function on chromosome 6.

HLA - B是一系列高度变异基因之一，其与染色体6的免疫功能有关。

4·The distribution of separate layer injection intensity appears lognormality, and the variable coefficient is one constant.

分层注水的层段注水强度服从于对数正态分布，并且其变异系数为一常数。

5·Initial Meme holds in both the attained states and the variable states.

初始模因存在两种基本状态：稳定状态与变异状态。

易变的

1·Every business process deals with some amount of variable data, that might be used for decisions within the flow or as input or output parameters of some flow activities.

每个业务流程都处理一些易变数据，这些数据可用于支持流中的决策，或者用作某些流活动的输入或输出参数。

2·In cases where the variable operation is non-atomic and can be accessed by multiple threads, don't rely on volatile synchronization facilities.

在那些非原子且可由多个线程访问的易变操作中，一定不能够依赖于volatile的同步机制。

3·There are more than 10 variable opponents in the game.

在比赛中有超过10位易变的对手。

4·The radiation radius of the radioactive radium radiator in the stadium is variable .

放射的镭暖气装置的辐射半径在体育场是易变的。

5·Variable characteristics were captured in discrete cosine transform (DCT) domain of JPEG images and from their decompressed versions with these functions.

这些函数从JPEG图像离散余弦变换(DCT)域及其解压图像所在空域中提取易变特征。

不定的

1·Each function can have a variable number of parameters.

每个函数都可以有若干数目不定的参数。

2·A parameterized query also takes a variable number of arguments as its binding parameters.

一个带参数的查询也可以将一组数量不定的参数作为它的绑定参数。

3·The three primary areas in this equation consisting of fixed and variable factors are: the marshalling, transport, and unmarshalling of the procedure data.

在这个由固定和不定因素组成的方程中有三个主要影响方面：打包、传输和解包过程中的数据。

4·A variable number of worker threads are spawned to process (consume) requests off the queue.

为了处理(消费)队列中的请求，生成了不定数量的工作线程。

5·I will assume that the message consists of a header part and a variable number of items that have the same size.

假设该消息由信息头部分和一些条目组成，这些条目大小相同，但数量不定。

可调的

1·On the basic of former engine, the angle variable partial program of the fan and compressor guide vane of engine mathematical model is been renewed.

在原发动机模型的基础上，补充编制了发动机数学模型的风扇和压气机导叶角度可调的部分程序；

2·The most remarkable advantage of the system is that it can produce high-accuracy and continuously variable delay signals.

本系统最大的优点是可以方便地产生高精度的、能连续可调的延迟信号。

3·An interesting example of applying a variable refrigerant flow system for air conditioning and hot water production in a high end hotel in Milan.

这是一个关于米兰的一家高级宾馆的案例，其采用可调冷媒系统进行空气调节和卫生热水的生产。

4·Thrust value is constant and thrust direction variable.

假定发动机推力大小为常值，方向可调。

5·This thesis presents a study on the non-silicon based MEMS optical switch and variable optical attenuator.

本硕士论文对基于非硅基微加工技术的光开关及可调光衰减器的设计制作与分析进行了研究。

可变性的

1·Projects with highly variable, changing requirements (on the order of months or weeks), like most business applications.

有高度可变性、项目需求不断变化的项目(几个月或几周)，像多数商业应用程序。

2·In addition, gene expression patterns across brain regions show variable degrees of restriction to single brain structures.

另外，整个脑区域的基因表现型显示了单一脑结构的区域可变性。

(1)variable speed变速，可变速率

(1)random variable随机变数，随机变量；无规变量

(1)state variable[控制系统]状态变量；[热力学]热力学态函数（等于thermodynamic function of state）

(1)independent variable自变量；自变数

(1)dependent variable因变量；他变数；应变数

(1)design variable设计变量