In general, this is hard to teach.

一般来说，这很难教授。

youdao

It is hard to teach an old dog tricks.

教老狗耍把戏，难哉(人老则守旧)。

youdao

That wayward child is very hard to teach.

那个任性的孩子很难教。

youdao

I give it such a hard time each time I teach this class, that I'm often tempted to just drop it from the discussion altogether.

每次授课时我都对此严加斥责，而且经常想要直接放弃讨论。

耶鲁公开课 - 死亡课程节选

But also to teach him discipline and to work hard and to study hard

但还要教会他纪律、努力工作和好好学习，

要成为好爸爸 - SpeakingMax英语口语达人

When it comes to school, it's hard for me to teach any kid,

在学校里，对我来说，任何一个孩子都很难教，

布朗克斯的足球教练 - SpeakingMax英语口语达人

Later, when classes resumed, I had heard from professors that it was hard to teach.

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There are parents struggling to raise those kids, there are teachers working hard to teach them, community leaders struggling to give them safe, nurturing communities where they can grow and thrive.

WHITEHOUSE: THE WHITE HOUSE

Unfortunately, those qualities are hard to teach.

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