Bgd
abbr. 锗酸铋探测器（bismuth germanate detector）
🗣️ 情景例句
That's nice.
很好。
Please come to the airport by eight thirty at the latest.
最迟要在8点30分到达机场。
Ling Feng, could you do something for me, please?
凌峰，你能为我做件事吗？