cob

• 名词，有多个义项：可指榛子（榛属植物果实）；矮壮短腿、用于挽车的马；背和翅膀为黑色的白鸥；或成年雄天鹅。

A noun with multiple meanings: it can refer to the nut of a hazel tree (Corylus), a stocky short-legged horse used for harness, a white gull with a black back and wings, or an adult male swan.

1. B1formal

   The nut of any of several trees of the genus Corylus, commonly known as hazelnuts or filberts.

   榛子

   • She added crushed cob to the cake batter for extra flavor.
   • The squirrel gathered cobs from the hazel tree.
   • Cob nuts are often used in confectionery.

   同义词cobnutfilbert

2. Stocky horseB2formal

   A stocky, short-legged harness horse, often used for riding or pulling carts.

   矮壮马

   • The farmer used a sturdy cob to pull the plow.
   • She rode a gentle cob through the countryside.
   • Cobs are known for their strength and calm temperament.

3. Black-backed gullC1formalbritish

   A white gull with a black back and wings, often found in coastal regions.

   黑背鸥

   • A cob circled above the fishing boat.
   • The black-backed cob is a common sight on the cliffs.
   • We spotted a cob with its distinctive dark wings.

   同义词black-backed gull

4. B2formal

   An adult male swan, typically larger than the female and with a more prominent knob on the beak.

   雄天鹅

   • The cob protected its nest from intruders.
   • A graceful cob glided across the lake with its mate.
   • The cob's white feathers shone in the sunlight.