act on片语动词KK [ækt ɑn] /ækt ɑn/发音片语动词1按…行事、依照…采取行动、根据…办理The police acted on a tip from a neighbor and searched the house.警方根据邻居提供的线报采取行动,搜查了那栋房子。2处理、著手解决The company has still not acted on our complaint.公司至今仍未处理我们的投诉。3作用于、对…起作用The drug acts on the part of the brain that controls appetite.这种药物作用于大脑中控制食欲的部位。4出于…而行动、凭…行事He acted on impulse and quit his job that afternoon.他一时冲动,当天下午就辞了职。用这个字练口说→