单词	drop open
释义	drop open Thesaurus Verb 1. drop open - open involuntarily; "His mouth dropped open"; "Her jaw dropped"fall opendrop down, sink, drop - fall or descend to a lower place or level; "He sank to his knees" drop open verb Synonyms for drop open verb open involuntarily Synonyms fall open Related Words drop down sink drop
随便看	mean square deviation mean-square deviation mean square displacement mean squared positional error mean squared prediction error mean squared soft output mean squared systolic peak frequency mean square error mean-square error mean-square-error criterion mean square error method mean square error of prediction mean square error selection criteria mean square estimation error mean square of weighted deviates mean square prediction error mean-square relative displacement mean square residual mean-square velocity mean square voltage mean-square weight enumerating function means restriction means, russell means something for the best means substitution

英语词典包含2567994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。