Scientists at Harvard and MIT have invented self-folding sheets of composite material that can flex themselves into toy boats, tents and even paper airplanes.
哈佛大学和麻省理工学院的科学家受折纸艺术启发，发明出一种复合材料薄片，能自动折出玩具船、帐篷甚至是纸飞机。
But America cannot fix any of these mistakes by folding its tents and slinking home to a grumpy isolation.
但是，美国也不能靠卷起铺盖、龟缩孤立来妥善处理好这些失误。
Our main products: beach chair (leisure chair), beach bed, folding tables and chairs, tents, portable travel supplies.
本厂主要产品与：沙滩椅(休闲椅)，沙滩床，折叠桌椅，帐篷，便携式旅行用品等。
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