Pernitric acid
[化] 过硝酸
🧩 词语组成解析
🗣️ 情景例句
Got to go and feed him.
我得走了， 该去喂他了。
Every salesman boasts of his own wares.
老王卖瓜，自卖自夸。
I feel I am the happiest person in the world.
我觉得自己是世界上最幸福的人了。