英语词汇“roller gate”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	roller gate
释义	roller gate noun : a hollow drum placed horizontally at the crest of a dam and rolled up or down an inclined track by pinion and rack to regulate water elevation
随便看	navel-gazing navels navelwort navelworts naves navesink highlands navet naveta navette navettes navews Navi Mumbai navicella navicert navicerts navicula navicular navicular bone naviculars naviculas navier naviest navigabilities navigability navigable

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。

roller gate