你不能得到你的蛋糕而且吃它。

You can't have your cake and eat it.

youdao

关于谈判的一件事情是：你不能得到你想要的一切。

One thing about negotiations: you don't get everything you want.

youdao

爸爸妈妈，或许我永远都不能得到你们的理解和原谅。

Papa and Mama, maybe I can never expect your understanding and forgiveness.

youdao

You've got to pretty much take that chalk, and make a slurry out of it, put water, and dry it back up, put in a mold, and then you can have the chalk again, but you can't just glue it back together.

你得尽可能地收集它的碎片，把它做成粉浆，加水然后风干，放进模具，然后你就能重新得到这支粉笔，但是你不能简单地把它粘起来。

麻省理工公开课 - 热力学与动力学课程节选

because you’ve got to, you've got to survive even though you're not gonna be rewarded financially.

因为即使你不能得到太多金钱上的回报，你还是得靠此生存，

建筑学专业教授 - SpeakingMax英语口语达人

What do I learn from the period? How？ Remember, you cannot peek into Chapters 6 and 7, because you've seen it before.

我能利用周期得到什么结论,怎么做,记住,你不能跳到第六章和第七章,即使你看过了

耶鲁公开课 - 基础物理课程节选