我当然会打电话给她说“母亲节快乐”，并保证我很快就会回家。

I certainly call her to say "Happy Mother's Day" and promise that I will go home soon.

youdao

我只是告诉他们这不是我的业务范围，并保证联系我们那个领域的人，给他们回邮件。

I just tell them it's not my area, and promise to contact one of our people from that field and e-mail them back.

youdao

每年为劳工请愿，希望政府能提供足够的劳工，并保证他们准时到公司并不是经营企业的手段。

Petitioning each year for laborers—and hoping the government provides enough, and that they arrive on time—is no way to run a business.

youdao

What you can do is you can iterate keys, which gives you the keys in the dictionary, and then you can choose them, but there's no guarantee in the order in which you get keys.

你能做的就是迭代得到键，这样就可以得到字典中，所有的键并进行选择，但是键的顺序,是没有保证的。

麻省理工公开课 - 计算机科学及编程导论课程节选

and making sure that you know exactly what you are getting into right from the beginning.

并保证从一开始，你就准确地知道你要进入什么行业。

关于创业的全部 - SpeakingMax英语口语达人

All right, so I did this not at all purposely, but this can point out for you that you need to make sure that the number of electrons that you have in your molecular orbital does match up with the total number that you have in your atomic orbitals.

我并不是故意这么做的，但这告诉我们必须要保证,分子轨道里的电子数,和原子轨道里的,总电子数能对上。

麻省理工公开课 - 化学原理课程节选