catch someone in the act

... act of grace1. 恩典，大赦令 catch someone in the act1. 当场抓住（或发现）某人做坏事 clean up one's act1. 改进举止 ...

每日一句... ... with no strings attached 无附… catch someone in the act 逮到… wipe sb's slate clean 既往不咎… ...

... ◎put on an act 装模做样 ◎catch someone in the act 逮到某人正在做坏事 Karina：You're running late. 卡瑞娜：你要迟到了 …