bolus

• 一小团圆形柔软的物质，如咀嚼后准备吞咽的食物；也指大药丸，尤见于兽医语境。

A small, rounded, soft mass, such as chewed food ready to be swallowed, or a large pill, particularly in veterinary contexts.

1. Chewed food massC1formal

   A small, rounded, and soft mass of food that has been chewed and is ready to be swallowed.

   食团

   • The bolus travels down the esophagus after being swallowed.
   • Proper chewing helps form a smooth bolus for easier digestion.
   • The doctor explained how the bolus moves through the digestive tract.

   同义词bitemorselmouthfulwad

2. Large veterinary pillC1formal

   A large pill or tablet, typically used for administering medication to animals.

   大型兽用丸剂

   • The veterinarian gave the horse a bolus to treat the infection.
   • Boli are often used for livestock because they are easier to administer than many small pills.
   • The farmer carefully placed the bolus in the cow's mouth.