0 needing skill or effort -- 困難的,費力的,艱難的
a difficult problem/choice/task/language 難題/艱難的選擇/艱巨的任務/難學的語言
[ + to infinitive ] It will be very difficult to prove that they are guilty. 證明他們有罪將非常困難。
Many things make it difficult for women to reach the top in US business. 有很多因素使女性難以進入美國商界的上層。
[ + -ing verb ] It is extremely difficult being a single parent. 單親家長生活非常艱辛。
[ + to infinitive ] The manager is difficult to deal with/a difficult person to deal with. 那位經理很難對付。
His wife is a very difficult woman. 他妻子是個難以接近的人。
mainly UK Please children, don't be so difficult! 孩子們,不要這樣沒規矩!
The noise outside made it difficult to concentrate.
It must be difficult to cope with three small children and a job.
She has had to make some very difficult decisions.
This novel is too difficult for intermediate students of English.
At the same time, adverbial licensing is a rather difficult topic, so some loose ends in the presentation can be expected.
At the same time, it was difficult, if not dangerous, to deny the developing sense of dominion identity.
From the 42 responses it was extremely difficult to distinguish between a protocol and an information sheet.