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单词 culm
释义 culm
1.
n.
  1. coal-dust, esp. of anthracite.
  2. Geol. strata under coal measures, esp. in SW England.
Etymology: ME, prob. rel. to COAL
2.
n. Bot. the stem of a plant, esp. of grasses.
Derivatives
culmiferous adj.
Etymology: L culmus stalk
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