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
Say, don't I know you from somewhere?
我是不是在哪里见过你？
You are shorter than I am.
你比我矮。
In less than a minute, it roared past them only a few feet away.
不到1分钟的工夫，它从离他们只有几英尺远的地方呼啸着驶了过去。