You must not be unwell this evening, now that we are to have our nuptials celebrated.

既然我们要举行婚礼了，你今天晚上可别不舒服。

youdao

As she appeared frightened, he said kindly: "You must not be afraid of me, for I love children."

当发现她显得很害怕，他和蔼地说：“你不要怕我，因为我喜欢孩子。”

youdao

Nixon: You must not be afraid of ideas.

尼克松：但是你不以害怕思想。

youdao

Even though we have a noun, the smile, that if you're not careful might lull you into thinking there must be a thing, the smile.

即使我们有笑容这个名词,如果你不够谨慎,可能会想当然地认为,一定存在着笑容这一事物

耶鲁公开课 - 死亡课程节选

Well then, you must not be a Twitter user or pay attention to the new media circles that continue to absorb a larger piece of the pop culture pie.

FORBES: Satirical Celebrity Emerges From BP Disaster

You can make money on hot growth stocks, but you must be wary of them in a way that you do not have to be wary of a low-multiple value stock.

FORBES: Priced For Perfection

If you live in the eurozone or do business with companies there, you must understand how the euro works or you may not be able to do your job.

BBC: EMU fast facts