collan.颈名词collum的复数形式.COLLpref.表示“粘的；胶的”=collo.collenchyma cell厚角细胞Colles rs fascia科勒斯氏筋膜collapsing force破坏力collinear points共线点collaborationismn.通敌；卖国collimating part准直部分colluvial period崩积期collinear method共线法collapsible prop可缩性支柱collapsible seat折叠式座椅