It must be hard for her, bringing up four children on her own.

她一个人抚养四个孩子一定很艰难。

《牛津词典》

Never give up, and one day you would be valued for your hard work.

不要放弃，总有一天你会因为努力而被看重的。

youdao

Taobao now has a huge advantage with over 200 million items online, and it will be hard for others to catch up with it anytime soon.

淘宝目前拥有超过200万件网上商品的巨大优势，短时期内仍将是一个难以赶超的记录。

youdao

But he will be up for it, it will be hard for him.

BBC: Arsene Wenger wants respect for William Gallas

It would not be hard for an autistic individual to clock up that level of practice for the sort of skills, such as mathematical puzzles, that many neurotypicals would rapidly give up on.

ECONOMIST: Autism and extraordinary ability: Genius locus | The

It can be hard for science to live up to the imaginations of science-fiction writers.

FORBES: Magazine Article