Prb
abbr. principal borehole 主钻井
🗣️ 情景例句
My daughter isn't feeling well.
我女儿感到不舒服。
Out of debt, out of danger.
无债一身轻。
By 1884, a statue which was 151 feet tall had been erected in Paris.
到1884年，一座高度达151英尺的雕像在巴黎竖立起来了。