Think twice before you act.
三思而后行。
Those who have more money than sense may sometimes act foolishly.
有钱但缺乏理智的人有时可能举止愚蠢。
I was in great pain at that moment, but I tried to act as if nothing had happened.
那一刻我感到非常疼痛，但我尽力表现得好像什么也没发生过似的。
Don’t act the fool!
别装傻！
He had always wanted to act in films, so he moved to Hollywood.
他一直想演电影，于是搬到了好莱坞。
Who’s acting (the part of) Hamlet?
谁来扮演哈姆雷特（的角色）？
A trained dog can act as a guide to a blind person.
经过训练的狗可以充当盲人的向导。
Why didn’t you act on her suggestion?
你为什么不按照她的建议来做呢？
Alcohol acts quickly on the brain.
酒精对大脑迅速产生影响。
act out a story / dialogue
把故事/对话表演出来
act out a theory
把理论付诸实践
[C]
an act of kindness
善举
Don’t worry. Peter can show you how to turn an idea into an act.
别担心，彼得会告诉你如何将想法变成行动。
the Civil Rights Act
民权法案
Be natural. Don’t feel you have to put on an act.
自然点，不必装模作样。
Very short plays are often called one-act plays.
非常短的戏剧常被称为独幕剧。
a circus / comedy / magic act
马戏/喜剧/魔术表演
Some of the greatest acts in music history, such as Elvis Presley and the Rolling Stones, have been awarded very few Grammys.
音乐史上的一些最伟大表演者，如猫王和滚石乐队，很少获得过格莱美奖。