Etidronic acid
[化] 羟乙磷酸; 羟乙二磷酸
🧩 词语组成解析
🗣️ 情景例句
And you promised me a surprise.
而且你答应给我一个惊喜。
The X2500 will change your work in the office.
X2500将会改变你在办公室的工作。
Another, whose language Kunta understood, was crying softly to himself.
另一个人在暗自轻声地哭诉，他的话孔塔听得懂。