travel、journey、tour、trip、excursion、expedition、voyage 这组名词含有“旅行”的意思。
travel 泛指旅行，指任何方式的旅行，多指到远方作长时间的旅行，只强调旅行的行为，而不强调某次具体的旅行。可用单数或复数形式。可用作动词或名词。
例句：
She had a brief stay in Paris during her recent travel.
她最近旅行期间，曾在巴黎作短暂停留。
On her doctor’s advise, she went on travels abroad.
听从医生的忠告，她到国外旅游去了。
Foreign travel never really appealed to him until he retired.
他在退休之前并不真的喜欢出国旅行。
Nowadays，more and more young people are fond of travel in their spare time.
现在,越来越多的年轻人喜欢在他们的业余时间去旅行。
The travels of Marco Polo is one of the most interesting books that I have ever read.
马可波罗的游记是我生平读过的最有意思的一本书。
Many businesses have found that such holiday travel incentives are very successful.
许多企业发现这样的假日旅行奖励是非常成功的。
——————
Joe recently traveled to Australia on business. （用作动词）
乔最近到澳大利亚出差。
He wished to travel all around the world so that he could study the customs of
different countries.
他希望去旅游以研究不同国家的民俗风情。
In the near future, it will be possible for people to travel to the moon.
不久将来，人们有可能到月球去旅行。
journey 旅行，行程，指从一地直接到达目的地的旅行，不一定回到出发地，尤指陆地上的长途的旅行，也指水上或空中的旅行。有时也可以表示经常走的或长或短的 “路程”。
例句：
I love going on long journeys.
我喜欢长途旅行
I wish all of you a pleasant journey.
祝你们大家一路顺风。
The journey from here to Beijing needs about 10 hours.
从这里到北京的旅程大约是10小时。
The long journey seems to have taken it out of him.
长途跋涉看来已使他筋疲力尽。
We broke our journey in Jacksonville before travelling on to Miami the next day.
我们在杰克逊维尔中途停留，第二天再前往迈阿密。
However, he later complained he had been placed in economy class for the long journeyfrom Britain to Australia.
但他随后抱怨说，从英国到澳大利亚的长途旅行他被安排乘坐经济舱。
● 也可表示整个“旅程”, 常引申出“历程”、“经历”、“过程”等意。
As a Chinese saying goes, a journey of a thousand miles is made up with all the small steps.
正如中国一句颜语所云，“千里之行始于足下”。
The move would complete a rapid journey for the company, which less than a year ago was a subsidiary of Ebay.
此举将完成该公司的快速成长历程, 不到一年前, 它还是Ebay的一家子公司。
tour 指在旅途中作短期停留的旅游、观光、参观、访问、视察、考察、购物、巡回比赛等，周游最后回到出发地。
例句：
Our American friends are making a tour of Shanghai.
我们的美国朋友正在对上海进行旅游观光。
My father has gone down-town on a shopping tour.
我的父亲到市中心购物去了。
Would you like to make a round-the-world tour in 80 days?
你愿意去八十天环游世界吗？
We went on a guided tour of Italy that included stops at Milan, Venice, Florence and Rome.
我们在导游的带领下游览了意大利, 包括米兰, 威尼斯, 佛罗伦萨和罗马。
The Director leaves tomorrow for a tour of overseas branches to inspect them.
董事长明天动身去视察海外分支机构。
He compiled enough information on his tour of South American capitals to write a book.
他在南美各国首都旅游时收集了不少资料，足够写本书。
He is currently rounding out a lecture tour at more than 20 universities in the United
States and Canada as a Visiting Luce Scholar at the University of Pennsylvania.
目前，作为宾西法尼亚大学的路斯访问学者，他即将完成在美国和加拿大的二十多所大学的巡回讲学。
trip 非正式用语，多用于口语，可指短时间、短距离往返的旅行行程，尤指观光旅行或商业旅行。有时也可指长距离旅行。
例句：
Within less than an hour, she made three trips home.
不到一小时，她往家里跑了三趟。
We went on a pleasant trip to the nearest seaside during our vacation.
在假期里我们到最近的海滨作了一次愉快的旅行。
His father is going on a business trip to San Francisco soon.
他父亲打算到旧金山进行一次商业之旅。
We are planning to make a trip to the Great Wall.
我们正计划去长城游览。
I thought we might hire a motorboat and take a trip round/around the bay.
我想我们可以租一条摩托艇绕着海湾游一圈。
Are you sure you are strong enough to undertake the trip?
你可以肯定你的身体受得了这趟旅行吗？
She's away on a business trip and won't be back until next week.
她出差去了，要到下周才能回来。
ecursion 常指路途较短、带有娱乐性的往返旅行，或乘火车或轮船特定景点的远旅。
例句：
I loves to bike for an excursion with my friends.
我喜欢与朋友骑自行车去郊游。
Except for one memorable school excursion to Paris, Ann Veronica had never yet
been outside England.
除了一次学校组织到巴黎的难忘的远足外,安·维罗尼卡离开过英格兰。
I went on an excursion recently, But my trip took me longer than I expected.
最近我作过一次短途旅行, 但旅途所花的时间比我预计要长。
After the mid-term exam, the students decided to go on an excursion to let off stress.
期中考试以后，学生们决定外出远足以放松一下紧张的情绪。
expedition 常指距离遥远、旅途艰辛、目的明确的远征或探险。
例句：
He had not told his wife Catherine of his intended expedition.
他根本没把打算远行的事告诉他的妻子凯瑟琳。
If I were younger, I would join you in the expedition to the Antarctic.
如果我年轻些, 我就会跟你们一起去南极探险。
It seems that there is little promise of success for the expedition.
看来这次探险的成功希望不大。
We shall make an expedition to the source of the Yellow River this day next month.
下月的今天我们将到黄河的发源地去探险。
They came to a deserted castle and began with their mysterious expedition.
他们来到这个荒无人烟的城堡, 开始了他们神秘的探险活动。
voyage 指在水上旅历，尤指海上旅行，也可指空中或太空旅行。
例句：
The voyage from England to India used to take 6 months.
从英国到印度的海上航行得用六个月的时间。
She usually gets seasick during the voyage.
在海上航行她常会晕船。
I have been looking forward to a voyage to Hawaii.
我一直盼望着到夏威夷去旅游。
As we know, life is often compared with a voyage.
我们都知道，人生常比喻为航程。
They made a voyage across the Pacific by air.
他们乘飞机飞越了太平洋。
You are about to set sail on a vioyage that is very exciting and full of adventure.
你即将启航，踏上一段充满刺激和冒险的旅程。
By all respects, this was a voyage with ups and downs, but in the end it all worked out.
无论如何，这是一次跌宕起伏的航行，但最后一切都算平安。
