forelimb

详细解释:n. 前肢

英语解释：

名词 forelimb:

the front limb (or homologous structure in other animals such as a flipper or wing)

详细解释：

fore.limb

n.（名词）
An anterior appendage, such as a leg, wing, or flipper.
前肢，上肢：动物前部的附肢，如前腿、前翅、前鳍等