A weakness in demand for second hand cars means that companies are seeing little sense in selling older vehicles at a low in the market, and held onto such cars.

二手车需求的疲软意味着租赁公司认为将旧汽车以低价在市场出售没有意义，于是就将它们握在手中。

youdao

He's a dealer in second-hand cars.

他经销二手汽车。

《牛津词典》

The two then realized the economic potential in selling second-hand cars, establishing contacts in the used car markets in Beijing, Shanghai, Hangzhou and Shenzhen.

两人马上意识到转卖二手车的市场潜力，迅速和北京、上海、广州、深圳的二手车市场建立了联系。

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Some have raised tariffs, as Russia did on second-hand cars and India did on steel.

ECONOMIST: The G20 summit

Second-hand cars now account for 30% of sales on its sites, something that managers never expected.

ECONOMIST: eBay

Domestic producers have found it hard to compete, first with imported second-hand cars and more recently with new imports and foreign brands made in Russia.

ECONOMIST: Cars in Russia