Panhydrometer
通用(液体)比重计
🗣️ 情景例句
Maybe we should do it again.
也许我们该再来一次。
Thereis no wool so white but a dyer can make it black.
羊毛再白，也能染黑。
He picked up what seemed to be the smallest bottle and discreetly asked the price.
他挑出一个看上去最小的瓶子，谨慎地问了价。