Wacke
n. 玄武土, 玄砂石
🗣️ 情景例句
and they needed the extra room.
他们需要多一些空间。
How long have you been studying English?
你学英语多久了？
I know that he's doing his best, but he says that he is a little weak in Chinese.
我知道他非常努力，但他说他的中文有点儿差。