Prb
abbr. principal borehole 主钻井
🗣️ 情景例句
to hear about your wife having passed away.
听到你太太去世的消息。
His watch may be more expensive but mine tells the time better!
他的手表可能更贵些，但是我的表的时间要准确些。
Refuse politely any cold drink from an unknown source.
应谢绝任何不明来源的冷饮。