“我一直在玩九柱戏。”他回答,“还丢了几个铜板。”
"I have been playing at nine-pins," he answered, "and have lost a couple of farthings."
我把足球往柱上踢去,它就弹了回来。
When I kicked the football against the post, it bounced back.
在这种情况下,我假设该圆柱是以柱轴跟地面平行的方式下落的(这样才能使人背部着地)。
In this case I will assume the cylinder is falling with the axis of the cylinder parallel to the ground (so the person would land on the back).
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