conventional的基本意思是“依照惯例的,约定俗成的”,指遵从公认的、特别是人为的习惯与标准,缺乏创造性和独立性的意味,指人时表示某人的行为或趣味符合社会习俗,不那么赶潮流。有时还可表示武器或燃料等“常规的,非核的”。

用作定语
▲～+n.
He was penetrated with a conventional idea.他深受传统思想的影响。
It was a conventional war.这是一次常规战争。
用作表语
▲S+be+～
These weapons are conventional.这些是常规武器。
I wish you weren't so conventional in the clothes you wear.我希望你在穿戴上不要那么守旧。

［同义词］   common, ordinary, regular, traditional, usual
［反义词］   extraordinary, unusual