Vertical farming is an attempt to address the undoubted problems that we face in producing enough food for a growing population.

垂直农业试图解决我们在为不断增长的人口生产足够的粮食时所面临的不容置疑的问题。

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His undoubted eccentricity was partly a matter of personal style.

他的怪癖确实存在，部分是个人风格问题。

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Originally, Reus was a product of the Borussia Dortmund youth setup, where in spite of his undoubted talent, the club let him in 2006 due to a perceived lack of phyical presence.

最初，罗伊斯是多特蒙德青训营的荣誉出品，可是俱乐部却全然无视他毋庸置疑的才华，借以所谓的缺勤原因于2006年将其租借。

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But he clearly believes that Collymore is too much of a gamble, for all his undoubted talent.

BBC: Redknapp rubbishes Collymore 'nonsense'

If you have the undoubted pleasure of watching from the Royal Enclosure, then a real effort will have to be made.

BBC: Kitted out for Royal Ascot

As a tourist attraction, its restoration is an undoubted success.

ECONOMIST: Brazilian cities