Areometry
n. (液体)比重测定(法)\\n[医] 液体比重测定法
🗣️ 情景例句
Oh no! It's five thirty.
哎呀 已经五点半了。
Truth needs no colour; beauty, no pencil.
真理不些要色彩，美丽不需涂饰。
Even if a piped water supply is safe at its source,
既使管道供水系统在水源处是安全的，