单词	Mactridae
释义	Mactridae plural noun Mac·​tri·​dae -rəˌdē : a widely distributed family of marine clams (suborder Tellinacea) that have closely fitting or slightly gapping shells with two cardinal teeth in each valve and fused ensheathed siphons of equal length and that comprise the surf clams compare lutraria , mactra, spisula Word History Etymology New Latin, from Mactra, type genus + -idae
随便看	solicits solicitude solicitudes solicitudinous solid solid alcohol solid angle solid as a rock solid board solid box solid bulb solid casting solid compound solid die solid geometry solid hoof solid injection solid newel solid of revolution solid solution solid system solid-drawn solid-hoofed solid-looking solid-mouth

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