travel characteristic行程时间特性
travel time[交] 出行时间;[计] 传播时间;旅行时间;行走时间
travel speed焊接速度;行驶速;行程车速;行走速度
valve travel阀动行程;阀程;[机] 阀行程
piston travel制动缸活塞行程;活塞行程
travel range行程范围;[交] 行程
total travel全行程;总行程
tape travel[计] 带行程;磁带读出方向
travel control行驶操纵机构;行程控制
V-T/V-I（及物动词/不及物动词） If you travel, you go from one place to another, often to a place that is far away. 旅行
You had better travel to Nova Scotia tomorrow.
你最好明天去新斯科舍。
N-UNCOUNT（不可数名词） Travel is the activity of travelling. 旅行
Information on travel in New Zealand is available at the hotel.
新西兰的旅游信息在该酒店可以查到。
V-T（及物动词） If you travel the world, the country, or the area, you go to many different places in the world or in a particular country or area. 游历
He was a very wealthy man who had traveled the world.
他是个非常富有的人，曾经周游过世界。
V-I（不及物动词） When light or sound from one place reaches another, you say that it travels to the other place. (光或声音) 传播
When sound travels through water, strange things can happen.
当声音在水中传播时，奇怪的事情会发生。
V-I（不及物动词） When news becomes known by people in different places, you can say that it travels to them. (消息) 流传
News of his work traveled all the way to Asia.
有关他工作的消息一直传到了亚洲。
N-PLURAL（复数型名词） Someone's travels are the trips that they make to places a long way from their home. 旅游
He also collects things for the house on his travels abroad.
他在国外旅游时也为家人收集些东西。
PHRASE（习语） If you travel light, you travel without taking much luggage. 轻装旅行
It would be good to be able to travel light, but I end up taking too many clothes.
能够轻装旅行再好不过，但我最终还是带了太多衣服。