Someone who is conventional has behaviour or opinions that are ordinary and normal.
a respectable married woman with conventional opinions.
一位具有传统观念的受人尊敬的已婚妇女。
this close, fairly conventional English family.
这一亲密而又相当传统的英国家庭。
A conventional method or product is one that is usually used or that has been in use for a long time.
the risks and drawbacks of conventional family planning methods.
传统计划生育方法的风险和缺陷。
Conventional weapons and wars do not involve nuclear explosives.
We must reduce the danger of war by controlling nuclear, chemical, and conventional arms.
我们必须通过控制核武器、化学武器和常规武器来降低战争的危险。