了了

• We know something of the great variety of the sea-bed's topography .
  我们对海底的各种各样的地形也有了了解。
• The tanks ploughed up the muddy roads
  坦克车在泥泞的道路上掘了了高高低低的车辙。
• This comes with time as we all know
  我们大家对此有了了解后这一目的终会实现。
• - you hear what he called me , boss ? - my mistake
  -你听到他说我什么了了吗，老板？ -我错了
• You hear what he called me , boss ? - my mistake
  你听到他说我什么了了吗，老板？ -我错了
• Just be careful that you don , t get stabbed
  那你小心点别再上瘾了了
• She looked out of the window and saw something interesting
  她向窗外望去看到了了一些有趣的事
• Don ' t just glance at it , look closely
  认真点，不要随便看了了事！
• The can node application is written in c programe
  本论文同时用c语言编写了了can节点的应用程序。
• Come on , admit it . you lost your nerve and you lost your confidence
  承认吧。你失去了了勇气和信心