Alphatron
α粒子电离压强计, α射线管
🗣️ 情景例句
And let Rita Mae do the selling at the boutique.
而让Rita Mae在时装店里负责销售。
Each item is to be wrapped separately in gerase-paper.
每件货物应单独用油纸包好。
Morning, Mr. Wu! I see you're on foot today.
早上好，吴先生！今天我看见您走路来的。