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
Surprise parties don't always work out.
惊喜派对不是每次都成功的。
We were waiting for a sight of the Queen.
我们正等着一睹女王的风采。
Where?
哪儿？