Bol bolus

• 大丸剂； 团

Bol bolus的用法和样例：

例句

1. The tongue then mixes the food and rolls it into a soft ball called the bolus, which is pushed toward the esophagus.
   舌头然后混合食物，并把它卷成一个叫做食团的软球，然后推向食道。