Bgd
abbr. 锗酸铋探测器（bismuth germanate detector）
🗣️ 情景例句
Oh, you think you're going to have a hard time
你认为需要大费周折
The doctor says that I should take quinine.
医生说我应该服用奎宁。
We can't decide who should open it first.
我们难以决定谁先打开礼物包。