n.海螺；海螺壳；[解]耳壳
The cuttlefish and conch have similar ancestors. 乌贼和海螺有相似的祖先。
The conch exploded into a thousand white fragments and ceased to exist. 海螺壳被砸成无数白色的碎片,不复存在了。
n.壳
n.[解]外耳；[建](教堂东面半圆形室上的)半圆屋顶
n.螺旋线(蚌线；螺线管；贝壳状断面)
