di.gas.tric
adj.（形容词）Having two fleshy ends connected by a thinner tendinous portion. Used of certain muscles.二腹肌的：有二个多内端，靠一较薄的腱状部分相连的。用于某些肌肉部位n.（名词）A muscle of the lower jaw that elevates the hyoid bone and assists in lowering the jaw.二腹肌：下颚的一个肌肉，可提升舌骨和协助降低颚
