Protogonocyte
原生殖细胞, 原(性)细胞
🗣️ 情景例句
Goodbye, take it easy.
再见，悠着点。
Do you like football?
你喜欢足球吗？
and it is only in the seas and rivers, and sometimes lakes, where mud and sit have been continuously deposited,
所以只有在泥沙不停淤积的海洋和江河里，有时在湖泊里，