(1)缺(裂)口，缝隙(break or opening，as in a fence，wall，or the like)[C][N(in/between)]：a～in a fence/a hedge/a line of military defence 篱笆/树篱/军事防线的缺口; a～in a wall 墙壁的裂隙;a narrow～in/between the hills/the mountains/two teeth 小山间的隘口/山间的隘口/两颗牙间的缝隙;no～in our defences 我们的防御工事没有突破口;go through the mountain～穿过山间隘口;

(2)空间上的间隔(empty space or interval)[C][N(in/between)]：a～of five miles between the towns 两个城镇相间五英里;a～between two blocks of flats 两个住宅区的间隔;some serious (unexplained/unaccountable)～s in the accounts/the report/sb's story(fig) 叙述/报告/某人的谎言中有严重(未作解释的/难以解释)的疏漏：

(3)(时间上的)间隔(断)(length of time in which sth does not happen，when there is silence，etc (for a certain length of time))[C][N(in/between)]：a～in a conversation 谈话的间隙;a～of two years 相隔两年;take a temporary job to fill the～between school and university中学毕业后大学入学前的空闲中找个临时的工作干;〖同〗interval，pause，interruption;

(4)分歧，差异(difference between two things，people or ideas)[C][N(in/between)]：a great (a wide/a large)～between his ideas and mine/the opinions of the two people/the two person's political philosophies他的想法和我的想法之间/两人的意见/两人的政治观点有极大(巨大/很大)不同;a～between expenses and receipts/imports and exports支出的钱与收据/进出口的差额;a～between rich and poor regions/book learning and direct experience贫富地区/书本知识与直接经验的差别;the generation～代沟;How much of a～in their ages? 他们的年龄相差多少?〖同〗difference;

(5)缺乏，欠缺(lack of sth)[C][N (in/between)]：fill in a～in one's education/one's knowledge of history/one's record填补自己在教育/历史知识/个人经历上的缺欠;a(terrible)～in one's life/the market 某人生活中(可怕的)空虚/某种商品在市场上的短缺;a credibility～信用差距;

bridge a/the gap 1)填补空白(裂隙)：bridge a～in the conversation by telling a joke 讲个笑话使交谈不冷场; 2)缩短距离：bridge the～between rich and poor 缩短贫富差距;

→′gap-toothed adj 两齿间隙大的