Hpsm
[医][=human sperm preaervation medium]人精子保存基质
🗣️ 情景例句
Now comes the good part.
现在最精彩的部分来了。
I played in the yard this afternoon.
我今天下午在庭院玩。
He was in the R.A.F.
他曾在皇家空军任职。