Beckmann's apparatus
[医] 贝克曼氏仪器(测定分子量用)
🧩 词语组成解析
🗣️ 情景例句
You're not so bad yourself, Son.
你自己也不错，儿子。
What is bothering you?
什么在困扰你？
There are also other varieties that do not live in groups at all.
还有别的类型的蜂，它们全然不过群体生活。