Total nitrogen
[医] 总氮[量]
🧩 词语组成解析
🗣️ 情景例句
saying he was going to the railroad station
说他要去火车站
One woman, in Peru, was saved from an earthquake by lying between two mattresses.
秘鲁的一位妇女，躲在垫子之间从地震中死里逃生。
What was to become of them all, he wondered.
他们这些人会怎么样呢？他感到很纳闷。