a difference that separates two people, groups or things 分歧；隔阂；差距◆The gap between men's and women's pay has narrowed. 男性和女性之间的工资差距已缩小。◆The country is closing the technology gap with(= between it and) its economic rivals. 这个国家正在缩小与经济竞争对手之间的技术差距。⨁to bridge / close / narrow a gap 填补／缩短／缩小差距⨁a gap grows / narrows / opens / widens 差距增大／缩小／出现／扩大⨁a big / growing / small / wide / widening gap 巨大的／不断增长的／微小的／很大的／不断扩大的差距
a space where sth is missing 缺口；漏洞；空白◆They took a $1 million loan to plug the gap in their finances. 他们获得 100 万元贷款来填补财政缺口。◆We need to fill the gaps in our top management. 我们需要填补我们高层管理人员中的空缺。◆a €1.5 billion financing gap 15 亿欧元的资金缺口⨁a big / crucial / major / significant gap 很大的／关键的／主要的／重要的空白⨁to bridge / close / fill / plug a gap 消除／填补空白
an area of business in which few or no companies operate but where profits could be made 空白（几乎没有或没有公司经营但可获利的业务领域）◆We saw a gap in the market for low-cost pensions. 我们看到了低成本养老金是市场上一个尚待填补的空白领域。◆They aim to fill the gap left by the large manufacturers that moved overseas. 他们旨在填补转至海外的大型制造商留下的空白领域。➡niche ⨁to fill / identify / leave / see a gap 填补／发现／留下／看到空白