I'm as tough as a white-thorn knobstick.

我像白山楂圆木棒一样结实。

youdao

My grandfather might be in his eighties but he is as tough as old boots.

我的祖父虽然已经八十多岁了，但他的身体依然硬朗。

youdao

On the criminal justice side, we hope to make punishment tough enough to discourage crime but not so tough as to clog our prisons with relatively minor offenders.

在刑事司法方面，我们希望使惩罚严厉到足以阻止犯罪，但不要严厉到让罪行相对较轻的罪犯都挤满我们的监狱。

youdao

"It is been a tough journey, first,just to convince people that we should be regarded as serious candidates.

VOA: standard.2010.06.07

The suggestion Plato seems to be making by making Thrasymachus blush is, despite all of his tough talk, that he's not as tough as he appears to be, as he wants to think of himself to be.

柏拉图的暗示似乎是透过,让，Thrasymachus，感到困窘，先不管他先前那些顽固的言论，展现出他其实不像表现出的那般顽固，不像像他自己认为的那样顽固。

耶鲁公开课 - 政治哲学导论课程节选

And,as I said,it would be tough for any government,any country, to prevent these kinds of attacks."

VOA: standard.2009.12.11

But as tough as times are for hiring, there are some bright spots for marketing professionals.

FORBES: The 10 Companies Hiring The Most In Marketing Right Now

At his best he is as tough as any bowler in the international game.

BBC: Justin Langer column

And as tough as it is to be happy warriors, we've got to do it.

CENTERFORSECURITYPOLICY: Monica Crowley, Mightier Pen 2012