单词	vacuum seal
释义	vacuum seal [化] 真空密封
随便看	earth stripe earth structure earth stud earth-style earth subsidence Earth Summit earth-sun earth surface earth-surface coordinate system earth surface science earth surface system earth surface temperature earth survey earth survey satellite earth's way earth switch earth-synchronous orbit earth synchronous orbit earth system earth system of high voltage laboratory earth system science earth tank earth tap earth telegraphy earth temperature 又闻此语重唧唧又闻此语重唧唧又闻理与乱又闻空阶又闻空阶又随梦散又随飞絮过东墙又随飞絮过东墙又黄昏及兹契幽绝剪ム剪ム剪刀剪定剪断副副う副え副えぎ副える