Bgd
abbr. 锗酸铋探测器（bismuth germanate detector）
🗣️ 情景例句
This is Xiao Fu speaking.
我就是。
Too much spoils, too little is nothing.
过多反坏事，太少不济时。
We endeavour to avoid the old, romantic idea of a gusher, which wastes oil and gas.
我们尽量避免使用陈旧天真的喷井方法，那样会浪费石油和天然气。