[机]?钢绳滑轮
... fleam 锯齿夹角 fleet wheel 钢绳滑轮 Flettner windmill 弗莱特纳风车 ...
Today its fleet comprises 70 four-wheel-drive Toyotas, which are good on terrible roads.
ECONOMIST: Car hire in Sierra Leone: The heart of the motor | The
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