Polyoxometallic acid
[化] 多金属氧酸
🧩 词语组成解析
🗣️ 情景例句
Notices are displayed on the bus asking people not to smoke.
公共汽车上张贴着请勿吸烟的公告。
His leg is wounded, Does it hurt?
他的腿受伤了，疼不疼？
OK! Don't worry. I can get it.
不用担心，我能拿下来。