单词	periodic group
释义	periodic group [化] 周期类
随便看	casemaking cloth moth case making machine case-making machine caseman case-management case management case management conference case management of long-term care case-management rate case-management rate of sources of infection case-manager case manager case-managers case mark case marker casemate casemated casemater ship casemates casement casement cloth casement door casemented casement fastener casement opening in 一看一回和泪收一看有归思一看肠一断一砚梨花雨一碗喉吻润一种相思一竿残照一竿风月一笑且开怀一笑人间万事十中八九十之八九十九十二万分十二分十二哲十二子十二属十二属相十二律