比如，看到视频中的一个人用切菜刀切到了自己的手指会激活痛觉感知相关的脑区。

For example, watching a video of someone about to cut her finger with a kitchen knife triggers brain areas involved in pain perception.

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投球机器人的手有三根手指，可以将90%的投球投至好球区，不需候补投手增援，也绝不会向你要求加薪。

The pitching robot, with its three-fingered hand, can throw 90 percent of its pitches in the strike zone, won't need any relief from the bullpen and never asks for a pay raise.

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方法从腕前区切取合适的游离静脉皮瓣，倒置移植于手指皮肤缺损区覆盖创面，皮瓣静脉两断端分别与指体断裂动脉吻合。

Methods Free vein flap of the anterior aspect of wrist was transplanted on the site of finger skin defect, connecting the vein with the finger artery.

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