Pnein
[医] 内呼吸素(假想的组织内促氧化物质)
🗣️ 情景例句
People who don't smoke think that cigarettes stink.
不吸烟的人认为烟的味道很差。
We'll have to check these rates against those charged by other suppliers.
我们必须核查一下由其他供应商提供的费率。
I'll leave them for you to look over.
我会留下来给你慢慢的看。