Prb
abbr. principal borehole 主钻井
🗣️ 情景例句
I have three tonsillectomies set for Friday with Dr. Earl.
我安排好要和Earl大夫在星期五进行三个扁桃腺切除手术。
Who serves everybody gets thanks from nobody.
人人都侍候，个个不见好。
There are some magazines on the television.
电视机上放着几本杂志。