Rns
[医][=reference normal serum]参考正常血清
🗣️ 情景例句
It's not just the job.
不只是那项工作而已。
I have an interview next week.
我下周要参加考试。
We'll have to buy some more bricks. I don't think these will be enough.
我们需要买更多的砖。我认为这些不够。