详细解释:n. 掌, 掌骨
【医】 掌
词型变化：
名词复数:metacarpi英语解释：
名词 metacarpus:
the part of the hand between the carpus and phalanges详细解释：
met.a.car.pus
n.（名词）【复数】 met.a.car.pi[-po] The part of the human hand that includes the five bones between the fingers and the wrist.掌骨：人手的一部分，由手指与手腕之间的五根骨头构成The corresponding part of the forefoot of a quadruped.掌骨：四足动物前脚所对应的部分