precious/costly/dear/expensive/valuable.导航词义：贵重的，昂贵的

1. precious:adj. 贵重的.强调稀有且价值不菲的。

precious vases

稀世花瓶

There is a crown set with precious jewels in his safe.

他保险箱里有一个嵌满贵重宝石的王冠。

2. costly:adj. 昂贵的.较正式用词，指花费太多钱的，尤指超过愿意支付的价钱的。

Such a set of furniture would be extremely costly to buy.

买这么一套家具要花很多钱。

He wanted to know how to avoid costly legal proceedings.

他想知道如何避开昂贵的法律诉讼。

3. dear:adj. 昂贵的.指价格贵的，通常作表语。

Cars are dearer in Britain than in Europe.

汽车在英国比在欧洲要贵。

Everything is so dear now.

现在什么东西都这么贵。

4. expensive:adj. 昂贵的.强调花钱多、价格高的。

This apartment is too expensive for me to buy.

这套公寓太贵了，我买不起。

They went to the most expensive restaurant in town to celebrate her birthday.

他们去城里最贵的餐馆庆祝她的生日。

5. valuable:adj. 贵重的.强调十分值钱的。

His wife was wondering where he put their most valuable belongings.

他的妻子很想知道他把他们最值钱的财物放在哪里。

Two valuable paintings were stolen from that museum last night.

那个博物馆昨晚有两幅名贵的画失窃。

全部

1·You want to avoid costly legal proceedings if you can.

如果能够的话你希望避免昂贵的法律诉讼。《牛津词典》

2·The best equipment is costly but is well worth the outlay.

最好的设备花费大，但这种开支很值得。《牛津词典》

3·That lets us avoid building costly plants or buying expensive power at peak usage time.

这样我们就可以避免在用电高峰期建造昂贵的电厂或购买昂贵的电力。

4·Too long a sentence will take up costly space better used for the violent and unremorseful.

太长的句子会占用昂贵的空间，而这些空间可以被更好地用于暴力和无情的人。

5·To ensure a brilliant college life, you'd better spare time to visit campus, even if it may be costly.

为了确保美好的大学生活，你最好抽出时间来参观校园，尽管这可能会比较昂贵。

6·In Fenchurch Street a fair child, in costly apparel, stood on a stage to welcome his Majesty to the city.

在芬切琪街，一个穿着昂贵衣服的漂亮孩子站在舞台上，欢迎国王陛下来到这座城市。

7·Many of them instead become the kind of nuisance-lawsuit filer that makes the tort system a costly nightmare.

他们当中的许多人反而成为了那种妨碍民事诉讼的使得侵权制度成为一场代价高昂的噩梦的文件编档员。

8·Many of them instead become the kind of nuisance lawsuit filer that makes the tort system a costly nightmare.

他们中的许多人反而成为了妨害诉讼的归档者，这使得侵权制度成为了一场代价高昂的噩梦。

9·Opponents worry that such expansion would be costly for taxpayers, but advocates say it would save money in the long run.

反对者担心这样的扩张会让纳税人付出高昂的代价，但支持者说，从长远来看，这种扩张可以节省资金。

10·Given that predators can make it costly to beg for food, what benefit do begging nestlings derive from their communications?

既然捕食者可以让雏鸟为食物付出巨大代价，那么乞食的雏鸟们到底可以从这种交流方式中得到什么益处呢？

昂贵的

1·You want to avoid costly legal proceedings if you can.

如果能够的话你希望避免昂贵的法律诉讼。《牛津词典》

2·That lets us avoid building costly plants or buying expensive power at peak usage time.

这样我们就可以避免在用电高峰期建造昂贵的电厂或购买昂贵的电力。

3·Too long a sentence will take up costly space better used for the violent and unremorseful.

太长的句子会占用昂贵的空间，而这些空间可以被更好地用于暴力和无情的人。

4·In Fenchurch Street a fair child, in costly apparel, stood on a stage to welcome his Majesty to the city.

在芬切琪街，一个穿着昂贵衣服的漂亮孩子站在舞台上，欢迎国王陛下来到这座城市。

5·Indeed, the purple colour extracted from a snail was once so costly that in society at the time only the rich could afford it.

的确，从蜗牛身上提取的紫色物质曾经非常昂贵，在当时的社会，只有富人才能买得起。

高昂的

1·Animal signals, such as the complex songs of birds, tend to be costly.

动物发出的信号，如鸟类复杂的鸣叫声，往往代价高昂。

2·In contrast, there is solid evidence of serious and common harms, and the screening programme is very costly.

与之相比，关于乳腺癌筛选的害处倒是证据确凿，而且做筛选的费用非常高昂。

3·Last week, they irritated the president by introducing a raft of amendments to a bill to phase out costly subsidies.

上周，保守派对逐步废除高昂补贴的法案提出了大量的修改意见，这激怒了内贾德。

4·Civil wars are so costly that well-timed military actions are quite likely (though not certain) to be cost-effective.

内战的代价如此高昂，因此，适时的军事行动很可能是成本有效的(尽管这不是必然的)。

5·Another complaint, that costly fuel will stall the economy, makes it tempting to delay another tax rise-after all, Mr Osborne, enamoured of austerity, also seeks growth.

另一种抱怨，高昂的燃油费将使经济停滞，从而使推迟了其他的税收增加，毕竟，对于例行节约的奥斯本大臣，也在寻求增长。

奢华的

1·Vamp fabrics USES leather of high quality complete grain and costly goatskin.

鞋面面料采用高品质全颗粒皮革和奢华的山羊皮。

2·The color of quietly elegant, shines slightly fabrics, low-key costly, suit most elegant taste of you!

淡雅的颜色，微微发亮的面料，低调的奢华，最适合优雅有品位的您！

3·The desk lamp of aureate entablement also is communicating implicative costly style.

金色台座的台灯也传达着含蓄的奢华风格。

4·Stepped into the space, the oncoming postmodern costly wind, wrought iron metal paint space of extremely rich simple sense, under the light and shade staggered sends out a unique charm.

踏入空间，迎面而来的后现代奢华风，金属铁艺描绘的空间极富有质感，在灯光明暗的交错下散发出别样的魅力。

5·The mass-tone attune of coffee is gutty in white and aureate ornament costly and be obsessed with.

咖啡色的主色调在白色和金色的点缀中有种奢华和痴迷。

费钱的

1·Unless you have a very small staff, honoring everyone's birthday individually could become tedious and costly.

除非员工人数很少，不然单独地庆祝每个人的生日便会既枯燥又费钱。

2·Weddings in America are often big, complex and costly events.

举办婚礼在美国是一件隆重、繁琐、费钱的事情。

3·If the cleaning effect is better than the cleaning liquid, all manufacturers are laborious and costly why to develop the cleaning liquid?

假如它们的清洗效果要好于清洗液的话，众厂家们何苦费力、费钱的去研制清洗液呢？

4·I don't suppose that 's good, really. Developing new products can be costly. And it involves risks.

我真的不觉得好。开发新产品可能很费钱，还要担风险。

5·Preterm birth is a serious and costly health problem and the leading cause of death in the first month of life.

早产是一个严重而且费钱的健康问题，也是导致产后第一个月新生儿死亡的重要原因。

贵重的

1·They bribed him with costly presents.

他们用贵重的礼物贿赂他。《新英汉大辞典》

2·Perfumed oil was burning in costly silver lamps on every altar.

每一个祭台上，芬芳的油脂在贵重的油灯里燃烧。

3·The Windows were draped with costly hangings.

窗上全挂着贵重的窗帘。

4·METHODS: We analyzed the old and current management models for the costly Chinese medicine in our hospital.

方法：对我院贵重中药过去与现在的管理模式加以分析。

5·The elder lady was enveloped in a costly velvet shawl, trimmed with ermine, and she wore a false front of french curls .

上了年纪的那位太太裹着一条贵重的貂皮边丝绒披巾，额前还戴着法国假卷发。

成本高

1·Trying to maintain a traditional distributed enterprise desktop strategy in this environment can be difficult, insecure, and costly.

在这种环境中，维持传统的分布式企业桌面战略很困难、不安全而且成本高。

2·They're costly to make, for one, since the production of ammonia now accounts for roughly 2 percent of global energy use, and mining for phosphorus is depleting the planet's finite reserves.

首先，这些肥料的生产成本高，要知道合成氨的生产过程所使用的能量占世界全部消耗的2%，含磷矿石的开采正在日益加剧地球上有限资源储量的衰竭。

3·Testing using a real printer is costly and time consuming.

使用实际打印机进行测试的成本高而且费时间。

4·You're right. We must do so, although developing new products is risky and costly.

你是对的。我们必须这样做。虽然开发新产品风险大成本高。

5·Forming a corporation is more costly than starting a sole proprietorship.

创建一个公司比创办一个独资企业成本高得多。

不菲

1·Yes, it is costly, but whether you gofor violet, blue, black, green or the ethereal translucent white, you can be pretty sure that none of your neighbours will relax like you do.

它确实所费不菲，不过不论你用上紫罗兰色、蓝色、黑色、绿色或者轻盈透明的白色，邻居们都没人能像你一样轻松适意。

2·Charging stations are few and far between, repair shops are hard to find and the cars are costly.

充电站的数量少、彼此间距离太远，修理车间难以寻觅，并且车辆的价格都不菲。

3·Every fashionable to fashionable and costly to costly dress is nothing in from of wedding dress.

在婚纱面前无论多时尚多么价值不菲的服饰都会变得暗淡无光。

代价高的

1·Hence, costly XML parsing should be reduced as much as possible.

因此，应该尽量减少代价高的xml解析。

2·In short, it is no longer action that will be costly, but inaction.

简而言之，代价高的将不再是行动，而是不行动。

高额的

1·Exercise. Staying healthy is the best way to avoid costly medical bills later.

运动。保持健康是免去高额医药费的最好方法。

2·HSBC might indeed wish to escape the costly (and hard to justify) levy on bank balance sheets introduced in 2011.

汇丰可能的确希望逃避2011年出台的针对银行资产负债表的高额(且很难证明合理)征费。

3·These rules also aim to limit costly fees and high interest rates on loans.

该措施还意图限制贷款高额手续费和高额利率。