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culm n. 草秆,茎,竹茎,灰煤 草秆,茎,竹茎,灰煤 culm n 1: stem of plants of the Gramineae Culm \Culm\ (k[u^]lm), n. [L. culmus stalk, stem; akin to
calamus. See{Halm}.] (Bot.) The stalk or stem of grain and grasses (including the bamboo), jointed and usually hollow. [1913 Webster] Culm \Culm\, n. [Perh. from W. cwlm knot or tie, applied to this species of coal, which is much found in balls or knots in some parts of Wales: cf. OE. culme smoke, soot.] (Min.) (a) Mineral coal that is not bituminous; anthracite, especially when found in small masses. (b) The waste of the Pennsylvania anthracite mines, consisting of fine coal, dust, etc., and used as fuel. -- Raymond. [1913 Webster]
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