Either there will be nobody there or more likely there will be not a very big population, and it's not very tough, and they could be easily brushed aside.

所以要么那个地方没有人烟,要么就是人口稀少的部落,并不是很顽强,很容易就能被军队驱逐

耶鲁公开课 - 古希腊历史简介课程节选

so right now, it's very tough.

所以就目前来看，这是很艰难的。

建筑学专业教授 - SpeakingMax英语口语达人

and it was a very very tough period.

那段时间真是异常艰辛。

普林斯顿公开课 - 国际座谈会课程节选

For all of his tough talk, Hobbes takes justice and the rule of law very seriously, far more seriously than, for example, does Machiavelli.

在他那些强硬的措辞中可看出,霍布斯对正义和法律的态度，始终是极为严谨的，比马基雅维利的态度要严谨得多。

耶鲁公开课 - 政治哲学导论课程节选