![It’sabicyclist’sdream:abikethatcan’tbestolen.TheYerka,d...]( "It’sabicyclist’sdream:abikethatcan’tbestolen.TheYerka,d...")
- 問題詳情：It’sabicyclist’sdream:abikethatcan’tbestolen.TheYerka,designedbythreeyoungChileanengineeringstudents,isthelatestentryinatrendofbikes.Theyusetheirsaddleseatasalock.Theycanalsousetheirhandlebar(手柄)asalock.ButtheinventorsoftheYerkahavemadea...
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