In a previous study, Trinkaus found that shoe-wearing and barefoot human groups show characteristic differences in the size and strength of their middle toe bones.
Trinkaus在先前的研究中发现，穿鞋和赤足人群的脚部特征存在差异，具体体现在他们中趾骨的大小和力量上。
It had thick legs with five toes on each foot. The middle toe on each foot had a sharp claw.
卡玛拉龙的腿挺粗，每只脚有五个脚趾，中趾长着锋利的爪子。
It had thick legs with five toes on each foot. The middle toe on each foot had a sharp claw.
卡玛拉龙的腿挺粗，每只脚有五个脚趾，中趾长着锋利的爪子。
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