关于这张图
S127-E-007335 (20 July 2009) --- Two members of the flight day six spacewalk crew--the second one of five scheduled for the joint aggregation of shuttle and space station crewmembers--go through the final touches on the donning of their spacesuits prior to egressing the joint airlock of the orbital outpost. Suited astronauts Dave Wolf (left) and Tom Marshburn (right)are assisted by astronauts Mike Barratt (center frame), Expedition 20 flight engineer, and Christopher Cassidy (bottom), STS-127 mission specialist.
