您要查找的是不是：
- Can travel on frequent basis. 能够长期出差。
- We're trying to swing it so that we can travel on the same flight. 我们正在想法子，好坐上同一个航班。
- Children under 5 can travel for nothing. 5岁以下儿童可免付旅费。
- Nothing can travel faster than light. 光比任何东西都传播得快。
- Saunderson says."They want to hear praise on a more frequent basis. 桑德森先生说，“他们想要在更频繁的基础上听到表扬。”
- Do you have to travel on a regular basis? 你是经常旅行呢,还是偶尔去旅行?
- Hovercraft can travel both on land and water. 气垫船可以水陆两用。
- Imagine a rocket that can travel at the rate of light! 想象一下能以光的速度飞行的火箭。
- There's too much travel on the brake, it needs tightening. 制动器太松了，需要调紧。
- An American can travel for a week and still be on home turf. 美国人 可以旅行一个星期，还是在他自己的国土上。
- He travelled on foot for several days until he safely reached a guerrilla base. 他徒步走了好几天，最后安全到达一个游击队根据地。
- One can travel from Shanghai to Wuhan by water. 上海到武汉可以走水路。
- A plainclothes detective travelled on the train. 一个便衣侦探搭乘火车旅行。
- The impostor traveled on a false passport. 那个伪装者用一本假护照旅行。
- We all know that sound can travel through air. 我们都知道声能在空气中传播。
- They traveled on the steamboat along the coast. 他们坐着小汽船沿着海岸旅行。
- The old couple enjoyed travelling on foot. 这对老人喜欢徒步旅行。
- We can travel by air or by train. What do you say ? 我们可以乘飞机，或者坐火车旅行。你说什么好?
- One can travel there by ship or plane. Most people choose the latter. 乘船或乘飞机都可以到那,人们多选择后者。
- Did you travel on foot or come by bus? 你是步行来的还是坐公共汽车来的?
