With London aiming to make it possible for spectators to reach main venues by walking, biking or public transportation, green is clearly the color of the 2012 games.

因为绿色环保是2012奥运的主题，伦敦想要让观众能通过步行，骑车或者交通工具到达会场。

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However, it could also bring challenges, with many spectators likely to be unfamiliar with the norms of audience etiquette expected at sports such as archery or shooting.

不过，这可能也会带来挑战。许多观众可能并不熟悉射箭或射击等比赛的观众礼仪准则。

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Thousands of spectators gather at a bullring in Mexico City, where matadors and vaqueros, or cowboys, provide a show for the audience.

数千名观众聚集在墨西哥城的斗牛场观看斗牛士、牧童或牛仔的表演。

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Spectators can get refunds for their canceled tickets or they might even be able to exchange them for tickets to other events, according to Vancouver organizing committee chief John Furlong.

VOA: standard.2010.02.16

Superimposing logos or other advertisements on to the centre-circle and penalty areas of the pitch will, for example, not be allowed while play is under way, and superimposing logos on to players or spectators is forbidden altogether, as is the use of the air-space above the pitch (so no more floating deodorants).

ECONOMIST: Virtual advertising

Roughly half of the 25, 000 or so spectators at the Cowal gathering in Dunoon are tourists.

ECONOMIST: Tossing away the caber

Nigeria's 200 or so spectators at the stadium began had their spirits lifted after Nigeria's Obafemi Martins equalised on 62 minutes and Yakubu Aiyegbeni netted again just three minutes later.

BBC: Nigeria qualify for the World Cup