单词	sperm nucleus
释义	sperm nucleus noun : either of two nuclei that derive from the generative nucleus of a pollen grain and function in the fertilization of a seed plant Word History First Known Use 1887, in the meaning defined above
随便看	time value time warp time was time was (when) time was when time will tell time zone time's up time-advantage time-binding time-consuming time-expired time-honored time-lapse time-motion study time-of-flight time-out time-outs time-release time-saver time-saving time-share time-sharing time-shift time-stamp

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。