Whose umbrella have you borrowed?
你借了谁的伞？
He turned around and saw the woman whose umbrella he had almost taken the day before.
他回过头去，看见说话的那个人正是昨天他拿错了雨伞的那位老妇人…
这伞是谁的？
Umbrella-shaped structure, a new steel structure, is firstly used in our country, whose construction technology is different from the usual measures.
伞形结构作为一种新型钢结构形式在国内首次开始应用，其施工方法与常规方法不同。
The robot was supported and driven by umbrella shaped wheels, whose motions of spanning obstacles were controlled by groove pulley and cam mechanism .
机器人的承重行走采用伞形轮来实现，伞形轮的越障运动由槽凸轮机构控制。
The robot was supported and driven by umbrella shaped wheels, whose motions of spanning obstacles were controlled by groove pulley and cam mechanism.
机器人的承重行走采用伞形轮来实现，伞形轮的越障运动由槽凸轮机构控制。
The robot was supported and driven by umbrella shaped wheels, whose motions of spanning obstacles were controlled by groove pulley and cam mechanism.
机器人的承重行走采用伞形轮来实现，伞形轮的越障运动由槽凸轮机构控制。
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