The more sinister explanation is that he is about to make mischief in the Middle East again.

更为险恶的解释是他又要在中东制造事端。

《柯林斯英汉双解大词典》

They wear a subtle, almost undetectable smirk that makes you think they’re about to make some kind of mischief.

他们用一种狡猾的不易察觉看似傻乎乎的态度让你觉得他们就像是在恶作剧。

youdao

That is more than enough time to divert nuclear material and make mischief with it.

这么长的时间足够转移核原料并用以进行破坏了。

youdao

Finally, opposition talk of gerrymandering reflects a desire to make mischief for the Tory-Lib Dem coalition.

ECONOMIST: Voting reform

Gutai stood for everything that Japanese totalitarianism had forbidden, urging children to make mischief and encouraging grown-ups to engage in childsplay.

FORBES: Something Funny Happening At The Guggenheim? Try Gutai.

Or the Russians could widen the war, blaming Georgia for the rebels' survival and seeking, more blatantly, to make mischief in the Caucasus as a whole.

ECONOMIST: Russia��s merciless war