Spermiogonium
[醫] 精原細胞
??? 情景例句
That sounds exciting.
聽起來怪熱鬧的。
A bird is known by its note, and a man by his talk.
聞其歌知其鳥，聽其言知其人。
Forty-two years later a tunnel was actually begun.
42年以后，隧道實際已經開始建了。