And this must be it.

而且是必须的。

youdao

youdao

youdao

"As soon as I saw this letter, I decided it must be the one I was looking for.It must be, even though it was completely different from the one Germont had described.

VOA: special.2009.12.26

And if it is going to be a standing wave then this must be an integral number of wavelengths.

如果这有个驻波的话,那么周长就是个整数。

麻省理工公开课 - 固态化学导论课程节选

Well it happened because we clearly must have a faulty assumption This can't possibly be true.

是因为做了,一个错误的,这不可能是真的。

麻省理工公开课 - 热力学与动力学课程节选

This must be what it's like to be part of a royal tour oneself.

BBC: Jubilee tour diary: Western Isles

To further complicate this matter it must be noted that a company cannot unilaterally delineate its responsibility.

FORBES: Clarifying Corporate Responsibility: Part II

This information must be communicated to IT operational staff so that appropriate controls and IT policies can be put in place.

FORBES: Written by Kevin Cunningham