Prb
abbr. principal borehole 主钻井
🗣️ 情景例句
Here we are.
所以我们才有缘相见。
Wisdom is to the mind what health is to the body.
知识之于心灵，犹如健康之于身体。
There is a factory near No.14 Middle School.
第十四中学附近有一家工厂。