6.7

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来自西南医科大学-孙夕雅发布于:2026-06-07 23:54:27
way, suitable for short-distance trips, and it also has the extra benefit of exercising the body. 2. Cycling This includes riding bicycles and electric-assisted bicycles, which produce almost no carbon emissions during use, and is very flexible for medium and short distances. 3. Public transport Taking buses, subways, light rails
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