Wasterful
a. 使无用的；浪费
🗣️ 情景例句
555-9470…and it's still busy.
555-9470……又忙 。
When would you like to leave?
你要什么时间离开呢？
The students followed Uncle Wang to see the other machine.
学生们跟着王大叔去看另一部机器。