a sound

• In the distance there was a sound of band music, a march .
  远处传来一阵军乐的声音，是一支进行曲。
• Bill's a sound man .
  比尔是个稳重的人。
• These questions admit of no doubt in a sound marriage .
  毫无疑问，这类问题在牢固的婚姻中是存在的。
• Not a sound is heard .
  没有一点声息。
• Brecklong had always seemed to him a sound enough person .
  在他看来，布雷克朗一向是个相当稳健的人。
• There was a sound of thrushes calling in the dark blue twilight .
  深蓝色的暮夜中有鸟在鸣叫。
• Pablo must have a sound plan or he would not have tried it .
  巴勃罗一定有个行得通的方案，否则他不会这么干。
• There was a sound of someone coming upstairs, she tore herself away .
  可是传来了声音，有人上楼来了。她挣脱开来。
• A sound approach to the problem is to minimize the number of parts .
  正确解决这一问题的方法是把零件的数目减至最少。