zǎo / qī / de / rén / lèi / xué / jiā / céng / yòng / lú / cè / liáng / bǐ / jiào / tóu / gǔ / de / xíng / zhuàng / hé / dà / xiǎo早期的人类学家曾用颅测量比较头骨的形状和大小。Early anthropologists used craniometry to compare the shapes and sizes of skulls.