形容词昂贵的，花钱多的; 豪华的

1. 昂贵的;高价的
If something is expensive, it costs a lot of money.

e.g. Wine's so expensive in this country...
葡萄酒在这个国家非常昂贵。
e.g. I get very nervous because I'm using a lot of expensive equipment.
因为正在使用很多昂贵的设备，所以我非常紧张。

名词汽油

1. 汽油
Petrol is a liquid which is used as a fuel for motor vehicles.

名词整形; 塑料制品; 〈口〉（使用）信用卡; 可塑体

形容词可塑的，塑性的，受范的，柔软的; 造型的，塑造的，给与形态的; 塑料[塑胶]的，塑料[塑胶]制的，合成树脂做的; 有形成力的，有创造力的

1. 塑料
Plastic is a material which is produced from oil by a chemical process and which is used to make many objects. It is light in weight and does not break easily.

e.g. ...a wooden crate, sheltered from wetness by sheets of plastic...
用塑料薄膜防潮的木板箱
e.g. A lot of the plastics that carmakers are using cannot be recycled.
汽车制造商使用的许多塑料制品是无法回收利用的。

2. 不自然的；不真实的
If you describe something as plastic, you mean that you think it looks or tastes unnatural or not real.

e.g. ...plastic airline food...
航班上味同嚼蜡的食品
e.g. When girls put on too much eye-shadow, they look plastic.
女孩子如果把眼影涂得过重，看起来就不自然了。

3. （塑料制）信用卡
If you use plastic or plastic money to pay for something, you pay for it with a credit card instead of using cash.

e.g. Using plastic to pay for an order is simplicity itself.
用信用卡支付订单是很简单的事。
e.g. ...shopping with their plastic money.
用他们的信用卡购物

4. 可塑的；塑性的
Something that is plastic is soft and can easily be made into different shapes.

e.g. The mud is smooth, gray, soft, and plastic as butter.
这种泥浆呈灰色，它光滑、柔软，像黄油一样易塑。

及物/不及物动词放宽; （使）轻松; （使）松弛; （使）放松

及物动词缓和，减轻; （使大便等）通畅

不及物动词变得轻松; 变得随和; 变得和蔼; 通便

1. (使)放松;(使)松弛
If you relax or if something relaxes you, you feel more calm and less worried or tense.

e.g. I ought to relax and stop worrying about it...
我应该放松一下，不要再担心它了。
e.g. For the first time since his arrival he relaxed slightly...
自从他来了之后这是他第一次稍微放松一点儿。

2. (使）（身体)放松;（使）松弛
When a part of your body relaxes, or when you relax it, it becomes less stiff or firm.

e.g. Massage is used to relax muscles, relieve stress and improve the circulation...
按摩可以使肌肉放松，缓解压力和促进血液循环。
e.g. His face relaxes into a contented smile.
他面部肌肉放松下来，露出了满意的微笑。

3. 松手;放开;放松
If you relax your grip or hold on something, you hold it less tightly than before.

e.g. He gradually relaxed his grip on the arms of the chair.
他紧握椅子扶手的手逐渐松开了。

4. 放宽，放松，削弱(规定或控制)
If you relax a rule or your control over something, or if it relaxes, it becomes less firm or strong.

e.g. Rules governing student conduct relaxed somewhat in recent years...
近年来约束学生行为的规定有所放宽。
e.g. How much can the President relax his grip over the nation?...
总统可以对国家的控制放松到什么样的程度？

5. see also: relaxed;relaxing

及物动词运送，运输; 流放; 使欣喜若狂

名词运输; 运输船（机），运输系统; 狂喜; 流放犯