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》

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

There is, however, "a fly in the ointment", Mr Prasad says. Even if it has these indirect pay-offs, foreign capital can also make mischief in countries that are not ready for it.

不过就算如此，普拉萨德先生还认为有“美中不足之处”，因为即便金融全球化有这么多间接好处，但外资同样也能在那些准备不足的国家中制造麻烦。

youdao

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.

Even if it has these indirect pay-offs, foreign capital can also make mischief in countries that are not ready for it.

ECONOMIST: Economics focus

Russia can make mischief, but it cannot project military and ideological power all around the world, as the Soviet Union did during the cold war.

ECONOMIST: NATO and the invasion of Georgia