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

• How to construct an excellent artificial neural network based on actual problems is a knotty problem for us.
  如何根据问题建立一个好的神经网络是摆在我们面前最棘手的问题。
• 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。
• Thank you for the article to help me solve a knotty problem!
  谢谢你的文章帮助我解决了一个棘手的问题！
• 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。
• I now face the knotty question of what to have for breakfast.
  我现在伤脑筋的是不知道早餐吃什么好。
• He tackled the knotty problem without recourse to any help.
  他不依靠任何人的帮助而独立处理这一难题。
• 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。
• He and the Don had solved many a knotty problem in this room, and so when he saw the Godfather leave the festivities and enter the house, he knew, wedding or no, there would be a little work this day.
  他和堂在这间屋子里解决了许多棘手的问题，因此，当他看到教父离开庆典进入那所房子时，他知道，婚礼与否，这天会有一点事情。
• 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。