We strongly condemn any act of violence against innocent people. 我们强烈谴责任何针对无辜民众的暴力行为。

groups committing criminal acts 有犯罪行为的团体

She's just putting on an act because the boys are here. 她只是在装腔作势，因为有男孩们在这儿。

Act 1 Scene 2 第1幕第2场

an act of Parliament 议会的法案

She claims that she acted out of necessity (=because she had to). 她声称自己是迫不得已而为之。

I've acted like a total idiot. 我的行为完全像个白痴。

A man was seen acting suspiciously twenty minutes before the robbery. 在抢劫案之前20分钟，曾发现一名男子举止可疑。

Just act as if nothing's happened. 就假装好像什么事都没发生过。

The experiment should show us how sugars act on the enamel of the teeth. 这个实验应该向我们展示糖是如何作用于牙釉质的。

Philip Schofield acted the part of Joseph. 菲力普·斯科菲尔德扮演约瑟夫一角。