wasteful
🇺🇸
/ˈweɪstfl/
🇬🇧
/ˈweɪstfl/
adjective
R
using too much of something or not saving things that could be used
Leaving lights on all day is wasteful because it uses too much electricity.
整天開著燈是浪費的，因為它消耗了過多的電力。
translation
浪費的