Question

hub n.中心；轮毂；轮轴 (1) 芝加哥是航运中心。(2) 游乐场是家长监督的中心。(3) 几十年来，这个饭店一直是社区居民交流的中心。(4) 香港是国际公司在亚太区的营商中心。(5) 我必须重新做两根轮辐和一个轮毂。(6) 一个技术人员计划安装一个毂。(7) 轮条从轮轴向四周伸出 You know how a lot of activity is called a hubbub? That makes sense when you consider that a hub, in a wheel or otherwise, is the center of whatever's going on. Southern California has long been a hub of the computer industry, and Detroit used to be the hub of the auto industry. Busy airports like the ones in Chicago and Atlanta are called hubs. Any hub is important, because it's right in the middle of all the action.

Accepted Answer

英 [hʌb] 美 [hʌb] (1) Chicago is a hub of airline traffic.(2) The playground is the hub of parental supervision.(3) That restaurant has served as a hub of the community for decades.(4) Hong Kong is the regional hub for thousands of international companies.(5) Two new spokes and a hub must be made.(6) One technician proposes installing a hub.(7) Spokes radiate from a wheel hub. A hub is the center of a wheel or the center of some kind of activity. If all of an airline's flights go through Atlanta, you'd say the southern city is their hub. 1[N-COUNT 可数名词]（活动的）中心，核心 You can describe a place as a hub of an activity when it is a very important centre for that activity.   [usu with supp]The island's social hub is the Cafe Sport...该岛的社交中心是“体育咖啡馆”。As a hub of finance and communications, Paris is now almost equal to London.作为一个金融和交通中心，巴黎现在几乎可媲美伦敦。2[N-COUNT 可数名词]（轮）毂 The hub of a wheel is the part at the centre.   [oft N of n]3[N-COUNT 可数名词]航空枢纽；中心机场 A hub or a hub airport is a large airport from which you can travel to many other airports. ...a campaign to secure Heathrow's place as Europe's main international hub.旨在稳固希思罗机场作为欧洲主要航空枢纽地位的宣传活动4（网络）集线器 A hub is a device for connecting computers in a network.   [COMPUTING 计算机]

英语单词	hub
英美音标	英 [hʌb] 美 [hʌb]
中文释义	n.中心；轮毂；轮轴
英语例句	(1) Chicago is a hub of airline traffic. (2) The playground is the hub of parental supervision. (3) That restaurant has served as a hub of the community for decades. (4) Hong Kong is the regional hub for thousands of international companies. (5) Two new spokes and a hub must be made. (6) One technician proposes installing a hub. (7) Spokes radiate from a wheel hub.
中文例句	(1) 芝加哥是航运中心。 (2) 游乐场是家长监督的中心。 (3) 几十年来，这个饭店一直是社区居民交流的中心。 (4) 香港是国际公司在亚太区的营商中心。 (5) 我必须重新做两根轮辐和一个轮毂。 (6) 一个技术人员计划安装一个毂。 (7) 轮条从轮轴向四周伸出
vocabulary简明	A hub is the center of a wheel or the center of some kind of activity. If all of an airline's flights go through Atlanta, you'd say the southern city is their hub.
vocabulary扩展	You know how a lot of activity is called a hubbub? That makes sense when you consider that a hub, in a wheel or otherwise, is the center of whatever's going on. Southern California has long been a hub of the computer industry, and Detroit used to be the hub of the auto industry. Busy airports like the ones in Chicago and Atlanta are called hubs. Any hub is important, because it's right in the middle of all the action.
柯林斯解释	1 [N-COUNT 可数名词]（活动的）中心，核心 You can describe a place as a hub of an activity when it is a very important centre for that activity. [usu with supp] The island's social hub is the Cafe Sport... 该岛的社交中心是“体育咖啡馆”。 As a hub of finance and communications, Paris is now almost equal to London. 作为一个金融和交通中心，巴黎现在几乎可媲美伦敦。 2 [N-COUNT 可数名词]（轮）毂 The hub of a wheel is the part at the centre. [oft N of n] 3 [N-COUNT 可数名词]航空枢纽；中心机场 A hub or a hub airport is a large airport from which you can travel to many other airports. ...a campaign to secure Heathrow's place as Europe's main international hub. 旨在稳固希思罗机场作为欧洲主要航空枢纽地位的宣传活动 4 （网络）集线器 A hub is a device for connecting computers in a network. [COMPUTING 计算机]

Hub Wheel Center N Count 可数名词 Chicago International Spokes