精子( sperm的名词复数 );
Semen is a fluid which sperms swim.
牛奶是液体,蝌蚪游泳其中.
He looked at his urine, saliva and blood and watched sperms swimming for their lives.
他还观察了自己的尿液 、 唾液和血液,看着精子为了生存而游动.
简答网 · 双语娱乐资讯
简答网 · 中考英语
简答网 · 高考英语
简答网 · 英语阅读