单词	Sitka spruce
释义	Sitka spruce noun Sit·​ka spruce ˈsit-kə-  : a tall spruce (Picea sitchensis) of the northern Pacific coast of North America that has thin reddish-brown bark, flat needles, and cones with slightly toothed scales see cone illustration Word History Etymology Sitka, Alaska First Known Use 1867, in the meaning defined above
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