breeder tube

例句：

1. 1. The spermatozoa are transported through the seminiferous tubules tothe epididymis.
   精子通过生精小管运输到精囊。
2. 2.The process of fertilization involves the union of sperm and egg in the oviduct.
   受精过程涉及精子与卵子在输卵管的结合。