unbecoming
🇺🇸
/ˌʌnbɪˈkʌmɪŋ/
🇬🇧
/ˌʌnbɪˈkʌmɪŋ/
does not look good on someone
That hat is unbecoming on him; it doesn't suit his style.
那顶帽子戴在他身上不合适;它不符合他的风格。
not proper or suitable
Yelling in a library is unbecoming behavior for anyone.
在图书馆大喊大叫是任何人都不恰当的行为。