Unprofited
a. 无益的
🗣️ 情景例句
Can you tell me what time you close?
您能告诉我关门的时间吗？
Usually,I have a big breakfast.
通常,我吃一顿丰盛的早餐。
Look at those black clouds. It's going to rain.
看那成堆的乌云，要下雨啦！