Size: Multiple units; main robotic unit has four surgical arms.

尺寸：多个单位组成，其中主要单位是4个机械手臂。

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Many of the units were designed to serve multiple purposes.

许多单元都被设计成多用途的。

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Many of the units were designed to serve multiple purposes.

许多单元都被设计成多用途的。

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