搭便车；搭顺风车；免费乘车；自由通过

free riders───搭便车者，免费使用者

free ride───搭便车；搭顺风车；免费乘车；自由通过

free rider───搭便车者；免费享用公共货物者

freerides───n.自由滑雪；vi.自由滑雪

free trades───自由贸易

free bids───免费投标

free-rider───搭便车者；免费享用公共货物者

Environmentalists now say these free rides transformed local tribes and fuelled a bushmeat trade that might not have otherwise existed.───环保主义者称该免费搭乘服务使当地部落转型走上商业化道路，并且刺激了原本不应出现的野生动物贸易。

Great plan! The world is changing, but still there are no free rides. I think 20 articles a month free is a fair number.───好计划！这个世界正在变化，但不管怎么变化都不会有免费的午餐。我认为每月免费提供20篇文章是很恰当的。

Many owners of private cars are going to offer 'free rides' to people on their way to work. This will relieve pressure on the trains to some extent.───很多私人汽车的车主正准备为乘车上班的人们提供“免费乘车”的服务，这将在某种程度上减轻对火车的压力。

Sandy: Will do. But it will cost you a year of free rides in your taxi.───桑迪：好的。但是这将要你用一年的免费出租车使用来交换。

Travelcard for the well-known public transport system of Zurich: free rides on trams, buses, trains, boats and on the cableways in the city.───交通卡，可以免费搭乘苏黎世著名公共交通系统，包括电车、公交、火车、轮船和城市索道。

Some people feel (that) the simple way to repair this nation's economy is to stop the free rides.───有些人认为补救这个国家的经济，其简单方法，就是要停止许多免费的福利。

many owners of private cars are going to offer free rides to people on their way to work.───许多私家车主在上班的路上都愿意让人们搭顺风车；

are going to offer 'free rides' to people on their way to work.───正准备为乘车上班的人们提供“免费乘车”的服务。

Because as part of their battle plan the taxi drivers are offering them free rides.

Read in studio A glider pilot is trying to popularise a new aerial sport by taking people for free rides.

Many owners of private cars are going to offer free rides to people on their way to work.

He used to get free rides by hiding in the toilet of the train.

Working Locomotive in the South Yard - Free rides for everyone!

But what's going on at No. 4 and No. 8 are free rides, nothing less.

Formal inauguration ceremonies are planned for December 17 followed by free rides over the December 18-19 weekend.