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

• 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。
• 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。
• 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。
• Procure a solution to a knotty problem.
  解决了一个棘手的问题。
• The problem of the bad assets is a knotty problem commonly encountered by the banking business of each country.
  不良资产是各国银行业普遍都曾遭遇过的一个棘手问题。
• 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。
• 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。
• 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。
• 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。
• The chemistry is knotty for me.
  化学对我来说是很复杂难懂的。