uphill：something that is very difficult to do and needs a lot of effort and determination
uphill“上坡的”，可以引申为“艰难的、费力的”。uphill=difficult=hard=tough=demanding
uphill 经常修饰 struggle, battle, task, climb, fight 等词。
例句：Whenever the Chinese national football team plays a European team, it is going to be an uphill battle.
翻译：To improve IELTS from Band 6 to Band 8 within two months is an uphill task to anyone.
造句：It's an uphill struggle for him to do the decision between his wife and mum.
网友评论