So now, the enzyme is locked up with being built, and the penicillin has effectively killed the bacteria.

所以这是我第一次感受到,我想在单个原子的层面上思考这些分子,所以这时我的专业转到了化学方向。

麻省理工公开课 - 化学原理课程节选

And then your friend says, "I wanna order three milkshakes."

这时你的朋友说，“我还想再点三个奶昔。”

I'm worried 课堂 - SpeakingMax英语口语达人

I wanted to go back and leer at my strange Dickensian mother in the hash joint. I tingled all over from head to foot.

这时的我已经有些神志不清，真想回去看看,小饭馆里奇怪的幽灵一般的母亲。

耶鲁公开课 - 1945年后的美国小说课程节选