difficult

difficult
adjective
  1. needing much effort or skill to accomplish, deal with, or understand
    困难的,费劲的;难懂的
    she had a difficult decision to make.
    她要做出一个难做的决定。
    the questions are too difficult for the children.
    这些问题对孩子们来说太难了。
    ■characterized by or causing hardships or problems
    艰难的;有问题的
    a difficult economic climate.
    恶劣的经济环境。
    ■(of a person) not easy to please or satisfy; awkward
    (人)难以取悦的,挑剔的;难对付的:
    Lily could be difficult.
    莉莉可能会难对付。
派生
difficultly
adverb
  1. (罕)
difficultness
noun
语源
  1. late Middle English: back-formation from difficulty
英语宝典
考试词汇表