Hydroxid
n. 氢氧化物
🗣️ 情景例句
He patted me on the back for the deal made yesterday.
他对我昨天所做的交易表示满意。
Take care of the pence and the pound will take care of themselves.
金钱积少便成多。
It was Sunday.I never get up early on Sundays.
那是个星期天，而在星期天我是从来不早起的，