He was a dangerous adversary, and had few scruples in taking every possible advantage.

他是一个危险的对手，并没有多少顾忌，采取一切可能的优势。

youdao

This is a dangerous temptation — a refined, not a gross temptation of the adversary.

这是一个很危险的引诱——一个精巧的引诱。

youdao

"He sees Iran as being an adversary for Saudi Arabia and a dangerous one as well.

VOA: standard.2010.06.29

Official silence is undoubtedly the most dangerous possible response to a terrorist adversary.

CENTERFORSECURITYPOLICY: Danger in the Air: Flights to Baghdad Offer Saddam

They have begun a dialogue as well with what is, if possible, an even more dangerous, despicable and irreconcilable adversary: the Haqqani network, based in Pakistan.

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