mollusc (US also mollusk)

n any of the class of animals, including oysters, mussels, snails and slugs, that have a soft body, no backbone, and usu a hard shell 软体动物（包括牡蛎、 贻贝、 蜗牛、 蛞蝓等）.

moisturizer, moisturiser, moke, molar, molasses, mold, molder, molding, moldy, mole, molecular, molecule, molehill, moleskin, molest, molestation, molester, moll, mollification, mollify, mollifying, mollycoddle, Molotov cocktail, molt, molten, molto, molybdenum, mom, moment, momentarily, momentary, momentous, momentum, momma, Mon, mon(o)-, monarch, monarchic, monarchism, monarchist, monarchy,