您要查找的是不是：
- recommendation against unnecessary travel 取消非必要旅行的建议
- Don't involve yourself in unnecessary expense. 勿做不必要的花费。
- The cost of travel to the far east is prohibitive. 到远东旅游的费用高的令人不敢问津。
- All this is totally unnecessary. 所有这些完全都是多余的。
- Passenger ships are a costly way to travel. 坐游轮是昂贵的旅行方法。
- Mary would rather travel by train than by plane. 玛丽宁可乘火车而不愿乘飞机旅行。
- Don't burden yourself with unnecessary problems. 勿为不必要的问题所累。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- I shall travel to New York by air this weekend. 这个周末我将要乘飞机去纽约旅行。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
- It saves a lot of time to travel by air. 乘飞机旅行节约很多时间。
- Heat may travel in the same manner as light does. 热可以与光同样的方式传播。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- The referee penalized the team for unnecessary roughness. 这个队因行为粗鲁而受到裁判的处罚。
- Keep track of the time you actually travel. 把你旅行的实际时间记录下来。
- I'm sorry you've had a wasted (ie unnecessary, fruitless) journey. 很遗憾你白跑了一趟。
- The travel company's failure bust up my holiday. 旅游公司的失误使我的假日泡汤了。
- You shouldn't expose the soldiers to unnecessary risks. 你不应该让士兵们冒不必要的危险。
- How much territory does he travel over? 他旅行的地方有多大？
- For as much as many knew this, further explanation is unnecessary. 既然很多人知道此事，没有必要作进一步解释了。
