Phosphinyl
氧膦基
🗣️ 情景例句
I'm sorry. I dialed the wrong number.
对不起，我打错电话了。
Necessity (or Need) has (or knows) no law.
需要面前无法律。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，