I have a very strict teacher who tolerates no jokes at all.

我有个老师非常严厉，根本容不得别人开玩笑。

youdao

Pain is reduced far more when it's your own hand, not anyone else's. (no jokes, please.)

相比起其他人的手，用你自己的手能缓解多很多的疼痛感。

youdao

No one told worse jokes than Claus.

没人比克劳斯讲笑话讲得更糟。

《柯林斯英汉双解大词典》

And no jokes about biting off more than I can chew.

BBC: The sun is shining, the sky's an unbroken pale blue.

No jokes about that, please.

FORBES: How Much Is Your Foot Worth?

Proof of the gravity of the hiatus is that EDF has recently cut its dedicated nuclear workforce by 20% or 150 people, and stopped recruiting, because - in the words of an EDF source - the company felt it could no longer "burn money" (no jokes please about how that might be cheaper than more conventional fuel).

BBC: Why Treasury may reject nuclear option