Galactometry
[医] 乳[液]比重测定法
🗣️ 情景例句
It's a Stewart tradition. We're a family.
这是Stewart家的传统。我们是一家人。
That's too bad.
真遗憾。
Everybody here is busy getting ready for it and buying Christmas presents.
这里的每一个人都在忙于为圣诞节做准备和忙于购买圣诞节礼物。