Diphosphane
二膦, 二磷烷
🗣️ 情景例句
and I'll make you two fried eggs.
我给你煎两个蛋。
Glad to have been of help.
我很高兴能给您帮个大忙。
If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。