Wheelset
n. [机]轮副(即同轴的一对轮子)
🗣️ 情景例句
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仅仅一百二十一票！
May I try it on?
我能试试吗？
It was the idea of supporting a craft on a 'pad',or cushion, of low-pressure air, ringed with a curtain of higher pressure air.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。