Methylenediphosphonic acid(mdp)
[化] 亚甲基二膦酸
🗣️ 情景例句
do you take Harry Bennett
愿意接受Harry bennett
Did you clean this yourself?
你自己亲自清理这个？
I live in a very old town which is surrounded by beautiful woods.
我住在一个由美丽的树林环绕的古老的小镇上。