Dichloromethylene diphosphonate(cl-2mdp)
[化] 二氯亚甲基二膦酸
🗣️ 情景例句
He'll be grouchy.
他会发牢骚的。
Fear is often greater than the danger.
杞人忧天。
They help their parents to open their stockings, too.
他们还帮助父母打开他们的袜子。