这让我明白，不一定我怎么说他们就会怎么做。

It helped me understand that just because I said so, wasn't a reason for them to do anything.

youdao

我给自己定了一项艰巨任务。

I had set myself a tough assignment.

《牛津词典》

我去塞维利亚之前一定得好好温习我的西班牙语。

I must brush up on my Spanish before I go to Seville.

《牛津词典》

I've decided that I need to be able, in my program, to swap the value of two variables. All right.

我觉定在我的程序中，我可以，交换两个变量值，好的。

哈佛公开课 - 计算机科学课程节选

It kind of depends. Probably like 4 hours a day, 5 hours a day, I'm not sure.

视情况而定。大概每天4，5个小时，我也不太确定。

关于学校生活 - SpeakingMax英语口语达人

Schrodinger said I am going to take that same idea, and I am going to apply it to a larger scale system.

薛定谔说我将用同样的思路，我要把它用到一个更大的系统中。

麻省理工公开课 - 固态化学导论课程节选