词汇“call-on button”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

国际大辞典收录了835600条英语、德语、日语等多语种在线翻译词条，基本涵盖了全部常用单词及词组的翻译及用法，是外语学习的有利工具。

单词	call-on button
释义	见:button: call-on button
随便看	train chart train checker train composition train composition notice train connection train control relay train control territory train control whistle train crew district train crew dormitory train crossing train departure indication lamp train departure indicator train departure report train departure route train describer train destination indicator train diagram describer train direction register circuit train disinfecting siding train dispatch data train dispatcher train dispatcher's office train dispatching radiophone train dispatching telephone