Mature sperm from the testes in, the egg from the ovary in their gills from the cavity in the outflow of Wai in vitro, fertilization in the sea.是什么意思_Mature sperm from the testes in, the egg from the ovary in their gills from the cavity in the outflow of Wai in vitro, fertilization in the sea.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句