Pertitanic acid
[化] 过钛酸
🧩 词语组成解析
🗣️ 情景例句
I am Lu Ming. I come here to welcome you.
我是陆明，我是来接你的。
Apothecaries would not sugar their pills unless they were bitter.
好药不苦不会加糖衣。
He looked very angry.
他看上去非常气愤。