difficulty/'dɪfɪkəltɪ/

n.

➊ the situation in which sth is not easy to do or understand

➋ a problem

n.

➊ [U] 困难，费力：[have difficulty (in) doing sth] He had no difficulty finding a job. 他找工作没有什么困难。

◇He found a job without great difficulty. 他轻而易举就找到了工作。

➋ 〖复-ties/-tɪz/〗 [C，常difficulties; U] 困难，困境：They have financial difficulties. 他们有财务困难。

◇The firm is in difficulty（或difficulties）. 公司处境困难。

构词difficult + -ty

常犯错误

✗ She had difficulty to breathe.

✓ She had difficulty (in) breathing. 她呼吸有困难。

用法difficulty表示抽象的“困难”时，是不可数名词；表示具体的困难、难点时，是可数名词。