用法:
1 (a) small edible shellfish 鸟蛤（可食的小蛤）.
(b) its shell 鸟蛤壳.

用法:
2 (also `cockle-shell) small shallow boat 浅底小船.

用法:
3 (idm 习语) warm the cockles => warm2.

• cosy (US cozy)
• cot
• cotangent
• cot-death
• cote
• co-tenant
• coterie
• coterminous
• cottage
• cottage cheese
• cottage hospital
• cottage industry
• cottage loaf
• cottage pie
• cottager
• cotter-pin
• cotton
• cotton candy
• cotton seed oil
• cottontail
• cotton wool
• cotyledon
• couch 1
• couchant
• couchette