We really need three but we could manage with two at a pinch.

我们确实需要三个，但必要时两个也可以应付。

youdao

About 100lb (45kg) of the stuff and three or four technicians would suffice, M Langewiesche estimates—and an expert bombmaker could manage with much less.

大约100lb（4.5kg）这种物质和三四个技术人员就够了。 兰格危斯特先生估计，核弹专家能用更少的铀制成武器。

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He could manage a number of things with his feet.

他可以用脚做很多事情。

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Today's electronic forms of communication may lack that emotional depth but they do enable us to connect more speedily and efficiently than I at least could manage with pen and ink.

BBC: A Point of View: Mourning the loss of the written word

Or perhaps Lucho knew Alvaro could never manage the company with his stepmother.

FORBES: Magazine Article

This software would tap cable content, and be the base for other applications that could link with a home PC, manage saved content like previous Sopranos shows and movies.

FORBES: Magazine Article