hard
UK/hɑ:d/US
NGSL 1kIELTSA1
Definitions
adj.
Solid and firm; requiring a lot of effort; difficult.
坚硬的；困难的；努力的
adv.
With a lot of effort; intensely.
努力地；猛烈地
Root Breakdown
Native Englishhardother
=hard
Example Sentences
- 1.
The diamond had a hard surface that was resistant to scratching.
- 2.
She studied hard throughout the semester to improve her grades.
- 3.
The problem was harder to solve than anyone had anticipated.