Bgd
abbr. 锗酸铋探测器（bismuth germanate detector）
🗣️ 情景例句
Bye-bye, Alexandra. Thanks.
再见 Alexandra 谢谢。
As they sow, so let them reap.
种瓜得瓜，种豆得豆。
Really? What's the trouble?
真的？怎么啦？