单词	periodic element
释义	periodic element [数] 周期元素
随便看	core-support plate core support plate insert core support plate pressure drop core supports core support spring core support structure core support structure pad core surface refleced wave core surface refracted wave core switch core switch circuit core-switching circuit core system Coretal core tank core tap core tape core team core technology coretemp core temperature core temperature monitor core temperature of particle core template core templet 溪午不闻钟溪壑为我回春姿溪头事溪头卧剥莲蓬溪山不老溪山掩映斜阳里溪桥柳细溪桥残月和霜白溪梅晴照生香溪水西流棉绸棉背心棉胎棉胶棉花棉花团儿棉花套棉花套子棉花桃儿棉花糖