基于我们所收到的医疗报告，麦格雷戈必须继续卧床休息。

McGregor must remain confined, on the basis of the medical reports we have received.

《柯林斯英汉双解大词典》

你必须丢掉你的前任钢琴老师所教的一切坏习惯。

You'll have to unlearn all the bad habits you learned with your last piano teacher.

《牛津词典》

你必须仔细检查并多方核对你所听到的每一件事。

You have to scrupulously check and cross-check everything you hear.

《柯林斯英汉双解大词典》

There is no border in the West. So Sal has to reinvent one, and in some sense it's a border of time.

西部里本身没有什么分界线，所以萨尔必须新发明一个，他所分的界限可以说按照时间来的。

耶鲁公开课 - 1945年后的美国小说课程节选

Ritual impurity also defiles or renders impure sancta, and so it has to be kept separate from sancta.

仪式上的不洁也会玷污或弄脏圣所，因此它必须远离圣所。

耶鲁公开课 - 旧约导论课程节选

You needed the community that makes use of linguistic conventions to acquiesce in a change of use.

你必须得到一个群体对于惯例改变,所做出的默认。

耶鲁公开课 - 文学理论导论课程节选