knotty

英 [ˈnɒti]

美 [ˈnɑːti]

adj.  复杂的; 难以解决的; 棘手的; 有节的; 缠绕在一起的

最高级：knottiest　比较级：knottier　

GRE

BNC.21895 / COCA.23275

牛津词典

adj.

• 复杂的；难以解决的；棘手的
  complicated and difficult to solve
  1. a knotty problem
     棘手的问题
• 有节的；缠绕在一起的
  having parts that are hard and twisted together
  1. the knotty roots of the old oak tree
     盘根错节的老橡树根

柯林斯词典

• ADJ-GRADED 复杂的；难以解决的；棘手的
  Aknottyproblem is complicated and difficult to solve.
  1. The new management team faces some knotty problems.
     新的管理团队面临一些棘手的问题。
• ADJ 有节的；多节的
  Knottywood has a lot of small hard areas on it where branches once grew.
  1. ...the knotty trunk of a hawthorn tree.
     多节的山楂树干

双语例句

• Ten years ago when computer came into China, Chinese character coding became a knotty problem.
  在十年以前当计算机进入中国的时候，中国个性编码变成一个有结的问题。
• He nodded his head repeatedly as if he had managed to solve some knotty problem.
  他不住地点着头，似乎幸而弄明白了一个疑难的问题。
• The chemistry is knotty for me.
  化学对我来说是很复杂难懂的。
• He was scowling fearfully, and I judged that he was concocting a particularly knotty editorial.
  他皱眉瞪眼，样子很可怕，我估计他是在拼凑一篇特别伤脑筋的社论。
• The psychological inversion of the students is a knotty problem in the college ideological and political work.
  大学生的逆反心理是高校思想政治工作中比较棘手的一个问题。
• Even the professor could not clarify the knotty point.
  甚至教授也无法解决这个棘手问题。
• While in calculation of unsteady state problems, the transient terms are always knotty problems to deal with.
  但是在求解非稳态流体流动问题时，对非稳态项的处理一直是个棘手问题。
• Engineers would also have to solve some knotty packaging problems.
  还有，工程师也必须能解决某些错综复杂的套装问题。
• This is a knotty problem.
  这可是件让人挠头的事。
• This paper raises knotty problems concerning the translation of the History of Ming Into the vernacular Chinese.
  本文就个人翻译《明史》时遇到的一些较为棘手的问题提出来进行讨论。