1849–52Todd's Cycl. Anat. IV. 1228/1 When the vibratile cilia..are simultaneously effecting their vorticiform movements with rapidity and perfect harmony.
英语词典包含277258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。