noun 下载 🔗分享 精子, sperm。 A reproductive cell or gamete of a male, carried in semen, that fertilizes an ovum to produce a zygote. Examples : "The doctor examined the semen sample under a microscope to count the number of healthy spermatozoa. " 医生在显微镜下检查了精液样本,以计算健康精子的数量。 medicine physiology biology anatomy organ sex human organism 与AI对话词汇游戏阅读练习