at intervals

• Lamp posts are standing at intervals along the street
  灯柱在街道两边相间排列。
• His speech was interrupted by applause at intervals
  他的演讲不时地被掌声打断。
• Lamp posts are standing at intervals along the street
  灯柱在街道两边相间排列
• We take a rest at intervals of two hours
  我们每隔两小时休息一次。
• Polling organizations sampled the electorate at intervals
  民意测验机关时时对选民进行抽样调查。
• Stopping and starting at intervals
  断断续续的间隔停歇和启动
• At intervals she would stop for a rest
  她不时停下来休息
• Easy pull - down system locks at intervals to fit a variety of projection formats
  拉下系统锁适合不同投影形式
• It snowed at intervals this week
  这星期不时下雪。
• At intervals he uttered a prolonged groan and then was mute again
  他时而发出长吁短叹的声音，之后又默不出声。