在修复关系方面应由美国采取主动。

It was up to the US to take the initiative in repairing relations.

《牛津词典》

女性经常说她们觉得在性方面采取主动令人难为情。

Women frequently say that they feel awkward taking the initiative in sex.

《柯林斯英汉双解大词典》

她对他缺乏主动性感到失望。

She was disappointed by his lack of initiative.

《柯林斯英汉双解大词典》

But they don't I don't know, it's just -there isn't enough initiative in the world, not many people do it.

但是他们没有这样做,我不知道,也许只是,主动性不够,没什么人这样做

耶鲁公开课 - 金融市场课程节选

But sometimes Western students have got more initiative to develop their own different way of thinking.

但有时候西方学生更主动，培养自己不同的思维。

中国学生的特点 - SpeakingMax英语口语达人