"sperm"相关例句(48)
15.very small (to 8 feet) sperm whale of central coasts of Atlantic and Pacific.
16.A hermaphroditic reproductive organ that produces both sperm and eggs, found in certain gastropods.
18.When a sperm whale is sick, it many produce a fatty substance called ambergris.
19.The Method of Isolation and Purification of Human Sperm Genotnic DNA and Its Content


