He is known as a tough man.

他是被称为强硬的男子。

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He is a very tough man.

面对困难，他是一个硬汉。

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He was the tough man, sounding warnings and bringing bad news.

他是一个一丝不苟的人，敢于向人们敲起警钟，报告坏消息。

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The tough decision of naming the 23-man roster was left to a seven-man committee that included USA Hockey Assistant Executive Director Jim Johansson and six general managers from NHL clubs.

VOA: standard.2010.01.12

It doesn't matter what's your feeling, just tough out, be a man.

自己什么感受不重要，只要撑住，像个男子汉。

普林斯顿公开课 - 人性课程节选

It is a tough man who speaks the language of business, sports and politics trying to be high-toned and elegant.

WSJ: A Sourpuss? Moi?

With his ambition, fearlessness, willingness to fail, and commitment to the task, the tough old man put the dreamy children to shame.

FORBES: Entrepreneur for Life

It's been really tough, man.

CNN: The year of living foolishly