adjective
A1
not easy to do or understand
This math problem is hard for me to solve.
这道数学题对我来说很难解决。
A1
full of problems, especially with money
Life was hard during the economic crisis.
经济危机期间生活很艰难。
A1
needing a lot of strength or effort
Moving the heavy box was hard work.
搬动那个重箱子是件辛苦的工作。
A1
working with a lot of effort
She is working hard to finish her project.
她正在努力工作以完成她的项目。
A2
done with strong force
He gave the ball a hard kick.
他用力踢了球一脚。
A2
solid and not easy to break
The ground was hard after the frost.
霜冻后地面变得坚硬。
B1
not kind or gentle
His words were hard and hurtful.
他的话很刻薄且伤人。
R
strong and ready to fight
The soldier had a hard look in his eyes.
那名士兵的眼神很坚毅。
R
based on true facts
We need hard evidence to prove it.
我们需要确凿的证据来证明它。
R
very cold and severe
The winter was hard and long.
那个冬天严寒而漫长。
R
strong in alcohol
He prefers hard drinks like whiskey.
他更喜欢像威士忌这样的烈酒。
R
having minerals that make soap not foam well
Our tap water is hard and leaves spots.
我们的自来水是硬水，会留下水渍。
R
pronounced like in 'cat' or 'go'
The letter 'c' has a hard sound in 'car'.
字母'c'在'car'中发硬音。