Diphosphane
二膦, 二磷烷
🗣️ 情景例句
Is this your very first advanced aerobics class?
这是你第一次上有氧运动高级班吗？
You sucker!
江湖郎中！
Frank gently lifted the crockery out of the box an suddenly noticed a miniature painting at the bottom of the packing case.
弗兰克轻轻地把陶器拿出箱子，突然发现在箱底有一幅微型画，