英汉解释

adj. 不适当的，不相称的；不合身的，不得体的

同义词

a. indecent，indecorous，uncomely，unseemly

参考例句

1. She had on an unbecoming hat.
她戴了一顶不相配的帽子。
2. She felt that tears were unbecoming and foolish.
她觉得流泪是不恰当的，是愚蠢的。
3. Stop dishing the dirt, girls , it's really quite unbecoming!
别再讲人家闲话了，姑娘们，这很不光彩。

英英解释

adj.
  1. not in keeping with accepted standards of what is right or proper in polite society

网络释义

unbecoming
不合身的; 不恰当的; 不恰当; 不雅观;
Unbecoming Age
不适合的年龄;
Conduct Unbecoming
军法大审;
be unbecoming to
对...是不相称的;
be unbecoming to impropriety unseemliness
不得体;