强制

• In the u.s., the injection has retained its equitable character .
  在美国，强制令保持了公道的特性。
• 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。
• Convection can be of two types: natural convection and forced convection .
  对流可分为两类，即自然对流和强制对流。
• Forced cooling air should be used from the beginning of the furnace campaign .
  在窑炉作业期开始时就要用空气强制冷却。
• The flower structure in one tree was different, enforcing cleistogamy .
  同一株树上的花结构不同，因而闭花受精是强制实现的。
• Cats may refuse to eat for long periods when confined away from their home environment .
  猫在被强制离开它们居住环境时，可长期拒食。
• In some cases compulsory habit alone has sufficed to produce inherited mental changes .
  在某些情况下，虽只是强制的习惯，已足以产生遗传的心理变迁。
• And she hurried again into the road, and again constrained herself to walk regularly and composedly forward .
  她连忙又走上公路，强制自己不慌不忙，安步当车地向前行进。
• Federal regulations imposed nox exhaust-emission standards on all 1973 passenger vehicle .
  联帮政府的法规又强制规定了所有1973年起的新型载客汽车排放Nox废气污染物的标准。
• Two main techniques have been used for training elephants , which we may call respectively the tough and the gentle .
  调驯大象有两种主要方法，我们分别称之为“强制法”和“温柔法”。