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

• Procure a solution to a knotty problem.
  解决了一个棘手的问题。
• I judged that he was concocting a particularly knotty editorial.
  我估计他是在拼凑一篇特别伤脑筋的社论。
• The chemistry is knotty for me.
  化学对我来说是很复杂难懂的。
• This paper carries out analysis of some knotty problems in the teaching of "the structure of matter" to make numerous teachers and students understand and grasp the key and difficult points of this course.
  通过对《物质结构》教学中若干疑难问题的分析，使广大师生能更好理解、掌握这门课程的重点和难点。
• 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。
• Reconciling and resolving gem dependencies is something of a knotty problem.
  协调和解决gem依赖性是个棘手的问题。
• Under his leadership, many knotty problems were smoothly solved.
  在他的领导下，许多伤脑筋的问题都迎刃而解。
• Connected to this is the knotty matter of division.
  与此相关联的是棘手的除法问题。
• The new management team faces some knotty problems.
  新的管理团队面临一些棘手的问题。
• He made his mind to solve the knotty problem by himself.
  他下决心自己解决这个棘手的问题。