左右对称性的丈量由几个方面组成，包括手指长度、手腕宽度和耳朵长度。

Left and right measurements were made of several features including finger length, wrist width and ear length.

youdao

左右对称性的丈量由几个方面组成，包括手指长度、手腕宽度和耳朵长度。

Left and right measurements were made of several features including finger length, wrist width and ear length.

youdao