travelling

• The salesman travels over a large territory .
  推销员走遍一个很大的区域。
• Waves are travelling through the material .
  波在此种材料中传播。
• One can't travel much these days, can one ?
  现在人们不能多旅行，不是吗？
• We have travelled far from those days .
  从那时候到现在已经过了很多日子。
• Children under 5 can travel for nothing .
  5岁以下儿童免费旅行。
• Her mind travelled with them now .
  现在，她的心在随着它们飘荡。
• The billiard ball traveled gently across the table .
  台球慢慢地滚过台面。
• He was travelling faster than the law allows .
  他违章超速行驶。
• They traveled to berlin third-class .
  他们乘三等车去柏林旅行。
• A sea voyage is a healthy way to travel .
  航行是一种有益于健康的旅行方式。