gizzard stone中文什么意思

胃石

• gizzard:    n. 1.(鸟等的)砂囊，胗。 2. ...
• stone:    n. 1.石，石头，铺石，石料。 2 ...
• chick gizzard:    鸡杂

例句与用法

1. The camarasaurus had a very good digestive system ; it would swallow gizzard stones to help grind up the tough vegetation that it would eat
   卡玛拉龙有个非常强壮的消化系统，它会吞下砂石来帮助消化胃里其它坚硬的植物。