你必须去旅行、探索新的领域，并与读者分享你的经历。

You have to travel, explore new areas and share your experience with readers.

youdao

记住，没有规定说你必须去体育中心或购买泳衣等装备。

Remember, there's no rule that says you have to go to a sports centre or buy equipment like swimming suits.

youdao

你必须去自助洗衣店。

You need to go to the laundromat.

youdao

You have to look into yourself and say what would I really feel about that, what am I willing to give up in order to help save a life.

你必须去反省自己,说出自己真正的感受，问问自己为了拯救一个生命会放弃什么。

普林斯顿公开课 - 人性课程节选

And you don't want to do another thing but you have to go to the gym.

虽然你不想做其他任何事情，但是你却必须去健身房。

so that 课堂 - SpeakingMax英语口语达人

You have to learn them one by one, but you could produce a virtual infinity of sentences.

你必须一个个的去学习这些词,但你却可以创造出实际上无限的句子

耶鲁公开课 - 心理学导论课程节选