hard，讀音：英[hɑ?d]，美[hɑ?rd]。
釋義：
adj. 努力的；硬的；困難的；辛苦的；確實的；嚴厲的；猛烈的；冷酷無情的
adv. 努力地；困難地；辛苦地；接近地；猛烈地；牢固地
例句：If you don't work hard on your own, it's useless for others to help you any more.
妳自己不努力，別人再幫助也徒勞無益。
變形：復數hards，比較級harder，最高級hardest
短語：
hard to please 難以取悅
hard to understand 難懂
hard of hearing 重聽
hard of heart 心腸硬
hard life 艱苦的生活
hard的近義詞
difficult
讀音：英[?d?f?k?lt]，美[?d?f?k?lt]
釋義：adj. 困難的；不隨和的；執拗的
例句：It is very difficult for me to learn a new language.
對我來說，學習壹門新語言很難。
變形：比較級more difficult，最高級most difficult
短語：
difficult sound 難發的音
how difficult 多麽困難
unbelievably difficult 困難得令人難以相信
be difficult for sb to do sth 對某人來說做…是困難的
be difficult in 在…方面難