harder 是 hard 的比较级

hard

KK [hɑrd] /hɑɹd/

形容词

1
坚硬的、硬的
The bread had gone hard after sitting out all night.
面包放了一整晚，已经变硬了。
2
困难的、难的
This question is too hard for most beginners.
这个问题对大多数初学者来说太难了。
3
辛苦的、艰苦的、费力的
They had a hard life on the farm.
他们在农场上过著辛苦的生活。
4
严厉的、冷酷的、无情的
Her boss is a hard man who never praises anyone.
她的主管很严厉，从来不夸奖任何人。
5
猛烈的、用力的
He took a hard blow to the shoulder during practice.
他在练习时肩膀被重重撞了一下。
6
确凿的、可靠的
We need hard evidence before making any accusation.
在指控任何人之前，我们需要确凿的证据。
7
烈性的、强效的
He stopped drinking hard liquor two years ago.
他两年前就戒掉烈酒了。

1
努力地、拼命地
She studied hard for months before the entrance exam.
她在入学考试前努力念了好几个月的书。
2
用力地、猛烈地
It rained hard all afternoon and the streets flooded.
整个下午雨下得很大，街道都淹水了。
3
严重地、沉重地
The recession hit small businesses especially hard.
这波不景气对小型企业的打击特别沉重。