劍橋詞典 hub noun [C] (CENTRAL PART) the central or main part of something where there is most activity 中心；樞紐 The City of London is the hub of the UK's financial world . 倫敦城是英國(guó)金融業(yè)的中心。 The computer department is at the hub of the company's operations . 計(jì)算機(jī)部是這家公司運(yùn)轉(zhuǎn)的樞紐。 hub noun [C] (WHEEL) the central part of a wheel into which the spokes (= bars connecting the central part to the outer edge of the wheel ) are fixed 輪轂 返回 hub