同根派生 英汉例句A sperm cell develops from a sperm mother cell.精細胞從精母細胞發育而成。Only one sperm fertilizes an egg.衹有一個精子使卵子受精。The mate deposits sperm in the queen's sperm sac.帶翅的雄性蟻把精子存到蟻後的卵囊中。