You should check your bicycle before you ride it.
你在骑自行车之前应该检查一下。
And if candidate nodes already have hashcash installed (but not some custom software tool), answering a hashcash challenge can act as a sort of "you must be this tall to enter this ride" style check.
如果参与节点已经安装了hashcash(而不是一些定制的软件工具)，那么，对hashcash质询的回答就可以作为一种“必须达到某种高度才能登堂入室(you mustbethistalltoenter thisride)”风格的校验。
Organizer 1: you're Numbers 23 and 24. Now you must check your bikes. Always check the tires before you ride. Never ride with a flat tire.
组织者1：你们分别是23号和24号。现在你们必须检查你们的自行车。在骑行之前要反复检查轮胎。不要骑瘪了气的轮胎。
Check your bicycle brakes before you ride.
骑车前检查一下你自行车的刹车。
Always check the tires before you ride.
在骑行之前请反复检查轮胎。
Check will open at 09:30 and close at 10:30 am, 30 minutes prior to race start. Please allow plenty of time to check in, warm up, set-up your spare equipment and pre-ride the course.
检录将在09：30开始至上午10：30，比赛前30分钟开始热身，熟悉赛道，请在比赛前再次确认调整你的车辆和配件准备比赛。
Check will open at 09:30 and close at 10:30 am, 30 minutes prior to race start. Please allow plenty of time to check in, warm up, set-up your spare equipment and pre-ride the course.
检录将在09：30开始至上午10：30，比赛前30分钟开始热身，熟悉赛道，请在比赛前再次确认调整你的车辆和配件准备比赛。
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