(1)压(力) (the exertion of force upon a surface by an object or fluid in contact with it; the amount of this) [U][N(of)]： the blood/the tyre～血压/车胎的气压;the～of water/air 水/空气的压力;I could feel the～of the crowd behind me. 我能感到背后人群的压力。The small box was flattened by the～of the heavy book on it. 小盒子被放在上面的沉重的书压扁了。You should apply～to his cut to stop the bleeding. 你应该压住他的伤口止血。burst at high～s 在高压下破裂;a～of 6 lb to the square inch 每平方英寸六磅的压力;a～gauge 压力计;～point (身体上的)压迫止血点;〖同〗compression，weight;

(2)大气压力(weight of the air in the atmosphere) [U]： atmospheric～大气压力;a band of low/high～低/高压带;

(3)压力，紧张，负担 (quality that is difficult to put up with or produces tiredness， strain， etc) [U， C][N(of)， N+to-inf]： the～of city life/work/poverty/getting into college 城市生活/工作/贫困/上大学的压力;financial～财政拮据;work of high～压力很大的工作;work at high～在巨大压力下工作;I have so many～s at the moment. 我眼下有很多负担。the～to conform to one's family's way of life 遵从自己家庭的生活方式的压力;Having to cope with so many problems was a～hard to bear. 不得不对付这么多的问题是难以忍受的负担。～group (对政策施加影响的)压力集团;〖同〗stress，strain，load;

bring pressure to bear on sb (to do sth) 对……施加压力(使做某事)： They brought～to bear on the government to lower taxes. 他们对政府施加压力要求降低税收。

put pressure on sb (to do sth) 迫使某人(做某事)： They are putting～on us to agree a price for the house/make a decision. 他们迫使我们同意卖房的价格/作出决定。

under pressure 1)(指装在容器中的液体或气体)压缩的，处于压力之下的： (gas) be stored under～in the tank (煤气)加压后存储在煤气罐中;2)被迫： For months he had been labouring under～. 几个月来，他一直被迫干活。come under～to do sth 被迫做某事; 3)处于紧张状态： They are constantly under～and it is affecting their health. 他们一直处于紧张状态，这影响了他们的健康。

→′pressure-cooker n 压力锅;′pressurize， -ise vt 逼(强)迫;使(飞机或潜艇等的机舱内)保持恒压; ͵pressuri′zation， -′sation n挤压;增压;加压