This green mesh parachute is unlike any that Westerners are used to: It is thin, flexible and can be folded back into a disk for reuse. Montreal researchers are testing its uses with small objects.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果一些您可能无法访问的结果已被隐去。
显示无法访问的结果