Keywell
基准钻孔
🗣️ 情景例句
The professor runs a restaurant on the side.
这个教授的副业是开饭馆。
I am afraid you don't see my point.
恐怕你没有明白我的意思。
Long ago, people believed that the world was flat.
很久以前人们相信地球是平的。