摘要
还记得神十飞船上有趣的太空课吗？在国际空间站（International Space Station）,加拿大人克里斯·哈德菲尔德也因为一系列太空实验而名嗓一时。
Chris Hadfield is 53, a 1）slender and 2）mustachioed 3）former Royal Canadian Air Force 4）colonel, and the first Canadian to 5）command the International Space Station. He may never be mentioned in the same sentence as Yuri Gagarin or Neil Armstrong. But Chris Hadfield has become one of the best-known astronauts of e）contemporary times because he＇s shared what he＇s seen, and felt, with a Twitter following that＇s grown to almost a million.
