I'm not officially supposed to be here.

按公事说，我是不该到这里来的。

《牛津词典》

It seems that pretty much everyone else in the class gets what they are supposed to be doing but I'm not so sure.

似乎班上几乎每个人都懂了他们应该做什么，但我却不那么确定。

youdao

We need to adjust ourselves to reality quickly when life is not like what it supposed to be.

当生活不如预期时，我们需要迅速调整以适应现实。

youdao

She did not want to be milked. She kicked her back legs and stepped into the bucket that was supposed to catch her milk.

VOA: special.2010.07.20

You're not supposed to copy this piece because it's supposed to be only performed in the Sistine Chapel.

人们不允许复制那首乐曲,因为它应该只在西斯廷教堂里演奏

耶鲁公开课 - 聆听音乐课程节选

That was not an uncommon way to talk about someone who was supposed to be great.

用这种办法体现一个人的伟大,并不少见。

耶鲁公开课 - 新约课程节选

Only she was supposed to be crazy, I was supposed to not be crazy, and we were women.

NEWYORKER: The Reptile Garden

The second agreement addresses the question of "demarcationn" : Where is the technological line to be drawn between so-called "theater" missile defenses that were not supposed to be covered by the ABM Treaty and "strategic" defenses that were?

CENTERFORSECURITYPOLICY: Putin's Non-STARTer

And you could make a case that it would be illegal: the ECB is not supposed to provide aid to any eurozone government and writing down debt could be called that.

FORBES: Eurozone: The ECB's Basic Problem