词汇“永冻层”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	永冻层
释义	永冻层永冻层[yǒng dòng céng]1.■{地} permafrost horizon; permanent frozen layer; ever frozen layer
随便看	spiracular spiracular atrium spiracular cleft spiracular furrow spiracular line spiracular spine spiracular [stigmatal]tubercle spiraculartrachea spiraculum spiradenitis spiradenoma spiraea spirakore -spiral spiral spiral agitator spiral arm spiral auger spiral band swelling spiral-beam modulation spiral bevel axle spiral bevel gear spiral bevel gear cutter spiral bevel gear generating machine spiral bevel gear generator

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。