The drug is taking effect.

药力发作.

《现代汉英综合大词典》

His words were taking effect, which was clear.

很明显,他的话在起作用了.

《现代汉英综合大词典》

He fired four shots, none taking effect.

他开了四枪, 均未击中.

互联网

He ran up behind the President and fired two shots at close range, both taking effect.

他跑到总统背后,在近距离开了两枪, 全部命中.

互联网

The measures are taking effect and the foundation has been laid, insisted Theissen.

“正在采取的措施和效果奠定了基础”, 坚持泰森.

互联网