Etidronic acid
[化] 羟乙磷酸; 羟乙二磷酸
🧩 词语组成解析
🗣️ 情景例句
I have a new puppy and he has an excellent temperament.
我有只新的小狗，它的脾气很好。
Won't you come in, please?
请进来好吗？
What's the number of your car?
您的汽车牌号是多少？