首先我们来看下tough、rough的大致意思
tough：词性为形容词，tough是一个形容词，表示某事物或情况具有困难、艰难、坚强或强硬的特点。
rough：词性为形容词，rough是一个形容词，表示某事物或情况具有粗糙、不平滑、艰苦或粗暴的特点。
通过下面的图我们了解下tough、rough的含义、发音和用法
接下来我们讲解几个用例，希望这些用例可以加深您的理解
tough：
This exam is tough.
(这个考试很难。)
He is a tough person.
(他是一个坚强的人。)
We need to take tough measures.
(我们需要采取强硬的措施。)
She has the ability to handle any tough situation.
(她具备应对任何困难的能力。)
There have been a lot of tough challenges in the progress of this project.
(这个项目的进展遇到了很多困难。)
He is someone who is tough enough to face challenges.
(他是一位敢于面对困难的人。)
rough：
This road is rough.
(这条路很崎岖。)
His hands feel rough.
(他的手感觉很粗糙。)
We had a rough journey.
(我们度过了一段艰苦的旅程。)
He dragged the person into a corner and roughed him up with questions.
(他将那个人拽进了角落，然后粗暴地质问他。)
We need to face the rough situation.
(我们需要面对艰难的局面。)
The start of this project was very rough.
(这个项目的开端非常困难。)