需要有

• It was numbing work, requiring patience and dedication .
  这是一种令人麻木的工作，需要有耐心和忘我精神。
• Must not the safety of society be safeguarded by some punishment ?
  为了保证社会的安宁，难道不需要有一种刑罚吗？
• This italian jew situation called for a persuasive diplomat .
  这个意大利犹太人的问题需要有个会哄的外交家来处理。
• The rules of law, once they have been established claimed a compulsory force .
  法律规则一旦确立，就需要有强制力。
• He needed a wife to smarten him up and give him ambition .
  他需要有个妻子把他整整齐齐地打扮起来，并使他充满理想和抱负。
• The development of mouse kidney tubules requires two kinds of differentiated cells .
  小鼠肾小管的发育需要有两种分化的细胞。
• Monetary stability in an export economy requires heroic measures .
  在一个出口类型的经济中，稳定货币就需要有孤注一掷的措施。
• It seemed to her now that she could marry him without the remnant of a scruple .
  她觉得现在她可以跟他成婚而不需要有任何顾忌。
• What changes are necessary when a spherical curvature is introduced in the substrate ?
  当一个球面曲率引入基底时需要有什么改变？
• Both require quite an expensive metabolic commitment on the part of the insect .
  对于昆虫，在这两方面都需要有很昂贵的代谢的义务。