You must learn how to construct a logical argument.

你必须学会怎样确立合乎逻辑的论点。

《牛津词典》

We must learn how to protect ourselves.

我们必须学会如何保护自己。

youdao

Children must learn how to protect themselves in an earthquake.

孩子们必须学会如何在地震中保护自己。

youdao

The new prince, as we've seen, must know how to use religion but needs to learn how not to be used by religion, must not become a dupe of the religious.

正如我们所看到的，这种新型君主必须知道,如何去利用宗教而不是被宗教所利用,必须避免成为受宗教愚弄摆布的对象。

耶鲁公开课 - 政治哲学导论课程节选

Jim Gamble, head of the Child Exploitation and Online Protection Centre (CEOP), said young people must learn how to stay safe on the web.

BBC: Children at risk of web predators

Firms must learn how to use the complex software.

ECONOMIST: Always-on people

Rather than avoiding struggle -- or worse, denying it exists -- those looking to take their career to the next level must learn how to embrace struggle as an opportunity for learning and growth.

CNN: Why struggle at work is good for your career