Tribolite
矿物磨料
🗣️ 情景例句
speak to a real-estate agent about a house.
和房地产仲介商谈一谈关于房子的事。
Take it. Otherwise you can't go on the trip.
喝了它，不然你不能继续旅行了。
The doctor looked over Mrs Brown very carefully.
医生非常仔细地给布朗夫人作了检查。