Bgd
abbr. 锗酸铋探测器（bismuth germanate detector）
🗣️ 情景例句
Thanks, Dad.
谢谢， 爸爸。
Let me suggest we take a break.
我建议我们休息一下。
George took off his jacket, rolled up his sleeves and pushed is right arm through the drain cover.
乔治脱掉外套，卷起袖子，将右胳膊伸进了阴沟盖。