Can we cycle with cardboard?
本文作者： 21ST
WHAT can we make out of cardboard? A box is just about do-able, but what about a bicycle?Izhar Gafni, a 50-year-old Israeli, has just finished his latest prototype (雏形) of a cardboard bicycle, which will be put into mass (大量的) production in a few months. |  |
| |||||||||||||||||||||||||||||||
京公网安备 11010502033664号