辨认系统测量的东西包括像鼻子的大小和位置，双眼之间的距离以及颧骨的形状。

Recognition systems measure things like the size and position of a nose, the distance between the eyes and the shape of cheekbones.

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他们研究了15个面部特征，包括眼睛，鼻子，嘴和耳朵的位置，以期对比受测人员的面部对称度。

They analysed 15 facial 'landmarks', including the positions of the eyes, nose, mouth and ears, and were able to compare the facial symmetry of participants.

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身体上某些位置在穿刺时更容易出现问题——如嘴巴和鼻子穿刺最容易发生感染，因为在这些器官生成着数以百万计的细菌。

Certain sites on the body can cause more problems than others - infection is a common complication of mouth and nose piercings because of the millions of bacteria that live in those areas.

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