强硬的英文：
tough

参考例句：

"Nor I", answered Marianne with energy.
“我也没有”，玛丽安强硬地回答。

Have,hold,express,air strong political views
有、持、表达、发表强硬的政治观点

The government is taking a tough line on drug abuse.
政府对滥用麻醉药品采取强硬方针.

The agreement will not satisfy the more hawkish member of the cabinet.
该协议将不会使执行强硬政策的内阁成员感到满意。

His ability to talk tough while eating fast made a favourable impression on his dining companions.
他能一面快速地吃饭，一面言辞强硬地说话，给同他一起就餐的人留下了很好的印象。

His face, narrow and hawkish, with thick glasses and a drooping black moustache, seemed made for peering into books.
看他的面容，你可以更好的理解这个人，他的面容透着强硬，瘦削如鹰，戴着厚镜，两撇下垂小胡，十足读书人模样。

Tough(or hard-line)policy
强硬政策

Take a hard line
走强硬路线

Took a hard line on defense.
采取强硬的抵抗方式

Protest in the strongest terms
以最强硬的措词抗议

tough是什么意思：
adj. 难办的，棘手的；坚强的；牢固的；强壮的；困难的；粗暴的
n. 暴徒，恶棍
v. 坚持；忍受，忍耐
adv. 强硬地，顽强地

It was a tough life.
这是很艰苦的生活。

The alloy cuts tough.
这种合金切起来比较韧。

This car is a tough baby to drive.
这辆车可不太好开。

You are really a tough guy.
你真的是个很坚强的家伙。

There are tough penalties for drinking and driving.
酒后开车处罚很重。