熱心網友

difficult是指needing skill or effort; not easy例句： a difficult problem/choice/task/languagehard 是指difficult to understand, do, experience or deal with例句： There were some really hard questions in the exam. It's hard to say which of them is lying. Her handwriting is very hard to read.

熱心網友

作“困難的”講時沒有多大的區別。但是HARD還有其他的解釋。