A genus of coniferous trees of the northen hemisphere, including the Norway spruce and the American black and white spruces. These trees have pendent cones, which do not readily fall to pieces, in this and other respects differing from the firs.
fall to pieces
跌碎
go all to pieces
崩溃, 瓦解, 身体垮下来, 精神崩溃, 精神上垮下来
