1.豁口,裂口,缺口[(+in)]例如：She had gaps in her teeth.她牙齿有缺缝.2...间断;间隔;(知识等的)空白[(+in)] 例如：There are still gaps in my knowledge of English.我的英语知识仍有空白.3..分歧,隔阂;差距[(+b...