单词	guard cell
释义	guard cell noun : one of the two crescent-shaped epidermal cells that border and open and close a plant stoma Word History First Known Use 1875, in the meaning defined above
随便看	one-many one-night stand one-nighter one-note one-o'clock one-off one-on-one one-one one-over-one one-part code one-piece one-piecer one-point perspective one-pounder one-seater one-seed juniper one-shot one-shot camera one-shot deal one-sided one-sidedly one-sidedness one-size-fits-all one-step one-stop

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。