单词	vocab
释义	请查阅词条：vocab.
随便看	background noise background radiation backgrounds back-guard back-hair back-half backhand back-hand backhanded back-handed backhanded compliment backhandedness backhander back-hander backhanders back-handers backhands backhaul back-head back-heel backhoe backhoe loader backhouse backie backing 民间传统文化之剪纸气体定律是什么？气候变化对人类有什么影响气候变化影响700多种濒危物种气候变化有周期吗气候影响性格? 气功为什么可以强身健体? 气压计是谁发明的？气垫船为什么能腾空行驶? 气垫船为什么能腾空飞行 Raumhöhe Rauminhalt Rauminhalt Raumkapazität Raumkapsel Raumkelle Raumklima Raumkoordinate Raumkraft Raumladung