thorny

• Race relations in the usa continue to be a thorny problem
  对于美国来说，一直以来，种族关系恰似如鲠在喉。
• The stems are as thick as a man ' s finger and very thorny
  “玫瑰巨人”的枝干多刺，粗细和男人的手指差不多。
• There is much controversy of those questions in thorny and practical domain
  这些都是实践中有困难理论界有争议的问题。
• We have not yet found a satisfactory solution to this thorny problem
  我们面前摆着这个难题，现在还没有很好的办法解决。
• This presents a thorny choice - whether to choose an rdf or xml representation
  这就带来了一个痛苦的选择选择rdf还是xml表示。
• Thorny elaeagnus leaf
  胡颓子叶
• Cacti are thorny
  仙人掌多刺。
• I parted the thorny branches and raised my hand against the glare of the arizona sun
  我拨开带刺的枝叶，抬手遮住亚利桑那州的太阳。
• Generating a suitable key is one of the thornier problems associated with encryption
  生成适当的密钥是与加密相关的一个更棘手的问题。
• It is a thorny question to find the desired news quickly in the sea of internet
  如何从网海中快速找到自己想要的新闻是一个棘手的问题。