Shellfish are water animals with a hard shell that people eat. Crabs, lobsters, prawns, oysters, clams, mussels and scallops all sit in this group. Shops and restaurants treat it as an everyday food word, not a science word.

Shellfish帶殼海鮮 are是 water animals with a hard shell有硬殼的水生動物, that people eat人們會吃的。Crabs, lobsters, prawns, oysters, clams, mussels and scallops螃蟹、龍蝦、蝦、牡蠣、蛤蜊、淡菜、和干貝 all sit in this group都算在這一類裡。Shops and restaurants店家和餐廳 treat it as an everyday food word把它當成日常的食物用詞, not a science word而不是科學用詞。

Though actually they are not fish at all: fish have backbones, and these animals do not. Cooks still lump them together because they come from the sea and you often have to crack or open a shell to eat them.

Though actually不過其實, they牠們 are not fish at all根本不是魚: fish魚 have backbones有脊椎, and these animals而這些動物 do not沒有。Cooks廚師們 still lump them together還是把牠們歸在一起 because they come from the sea因為牠們都來自海裡 and you often have to crack or open a shell to eat them而且吃的時候常常要敲開或打開殼。

'Seafood' is the bigger basket — it takes in ordinary fish as well. People also talk about a shellfish allergy: some bodies react badly to this kind of food, sometimes quite strongly.

'Seafood'「海鮮」 is the bigger basket是更大的籃子 — it它 takes in ordinary fish as well也把一般的魚包含進去。People大家 also talk about a shellfish allergy也會提到帶殼海鮮過敏: some bodies有些人的身體 react badly to this kind of food對這種食物反應很不好, sometimes quite strongly有時候還滿嚴重的。