behavior
🇺🇸
/bɪˈheɪvjər/
🇬🇧
/bɪˈheɪvjə(r)/
how someone acts, especially how they treat others
The teacher noticed a change in his behavior.
老師注意到他的行為發生了變化。
how something works or reacts in a specific situation
The unusual behavior of the machine worried the engineer.
機器的異常行為讓工程師感到擔憂。