[交流] 【Pure water】Snapshots: The world in 24 hours

Cast members of the show "Corteo" by Canada's Cirque Du Soleil perform during a dress rehearsal in Vienna Feb 9, 2011. The show runs from Feb 10 to March 13 in Vienna.

The Paris Opera Ballet rehearse on the stage of the Bolshoi theatre in Moscow Feb 9, 2011. The Parisian troupe, one of the world's finest, has not performed in the Russian capital since 1991.

Egyptian soldiers walk in front of the Great Giza pyramids on the outskirts of Cairo Feb 9, 2011. Egyptians counted the economic cost of more than two weeks of turmoil on Wednesday as re-invigorated protesters flocked again to Cairo's Tahrir Square to demand President Hosni Mubarak quit immediately.

Opposition supporters pray and move around Tahrir Square in Cairo Feb 9, 2011.

Qasim, a labourer, smiles as a camel nuzzles him near sacks of grain in a wholesale market in Karachi Feb 9, 2011.

Vava, a three-year female dog, receives grooming at luxury pet care centre "Irion" in Seoul Feb 9, 2011. The centre, which has a hospital, luxury hotel, kindergarten, grooming room, training room and a store, all for pets, opened on Wednesday to cater to the rapidly increasing numbers of pet lovers in South Korea. The price of a room at the pet hotel ranges from $36 to $180 each day.

Cambodian soldiers walk at the 11th-century Preah Vihear temple on the border between Thailand and Cambodia Feb 9, 2011. Thailand and Cambodia faced growing diplomatic pressure on Wednesday to end an armed standoff on a stretch of border surrounding the 900-year-old clifftop temple as guns held silent for a second day.

Smoke rises as firefighters hose a building down after a bomb attack in Kirkuk, some 250 km (150 miles) north of Baghdad Feb 9, 2011. Three car bombs killed four people and wounded 20 others in Iraq's oil-rich northern city of Kirkuk on Wednesday, police and hospital sources said.

Duke University fans cheer on their team before the NCAA game against the University of North Carolina at Chapel Hill in Durham, North Carolina Feb 9, 2011.

Los Angeles Clippers center DeAndre Jordan (9) fouls New York Knicks guard Toney Douglas (23) in the fourth quarter of their NBA basketball game at Madison Square Garden in New York Feb 9, 2011.

A hairdresser puts the finishing touches to a creation at the "Kiev Cup", a qualifying tournament for the Ukranian championship of hairdressing and make-up in Kiev Feb 9, 2011.

Rebecca Kanthor (R) and Liu Jian (L) drink red wine as part of their traditional Chinese wedding in Dong'an at the central province of Henan, Feb 9, 2011. Rebecca Kanthor moved from New York State to China eight years ago, where she met Liu Jian, a young musician from the central Chinese province of Henan. After several years together they decided to get married in a traditional rural wedding. In the ceremony, the groom arrives on a horse while his bride is carried around the town by four men, announcing the marriage. Liu is the first person from Dong'an to marry a foreigner.

A World Wildlife Fund photograph taken along the western shore of Hudson Bay in November 2010 shows a female polar bear with two cubs near Churchill, Canada, in this image released to Reuters on Feb 9, 2011. Polar bear mothers will have a harder time carrying cubs to term as Arctic sea ice dwindles, a new study said, and the US government recognized that Pacific walruses need protection in their melting icy habitat. Arctic ice reached the third-lowest level ever recorded in 2010, and was at record low levels in January. Because the Arctic is a major weather-maker for much of the Northern Hemisphere, these changes are being blamed for severe storms in some of the world's most densely populated areas.

A park ranger examines the dry bed of Lake Penuelas on the outskirts of Valparaiso, Feb 9, 2011. The central and northern regions of Chile are facing one of the worst droughts in recent years, with reservoirs and dams at low levels, producing an increase in food cost due to crop loss and possible rationing of electricity in the near future, according to local media reports.

Jon Rubinstein, senior vice president and general manager for Palm, holds the Palm TouchPad during a media presentation at the Herbst Pavilion at the Fort Mason Center in San Francisco Feb 9, 2011.

An office worker walks through the London Place business district near Tower Bridge in central London Feb 9, 2011.