Etidronic acid
[化] 羟乙磷酸; 羟乙二磷酸
🧩 词语组成解析
🗣️ 情景例句
The book is worth reading.
这本书值得一读。
I need the change for the stamp machine.
我需要投入自动售邮票机的零钱。
I have my hair cut every month.
我每个月都理发。