Perparaldehyde
[化] 过仲醛
🗣️ 情景例句
Bob speaking.
我就是鲍勃。
The post office is two blocks straight ahead, You can't miss it.
那邮局一直向前走过两条街，很好找。
He owes his wealth to diligence and good luck.
他的财富是由于他的勤劳和幸运。