the yellowish powdery spores of certain club mosses,especially Lycopodium clavatum,used in fireworks and explosives and as a covering for pills
英
美
- 某些石松植物的黄色的含粉末的孢子，尤其是棒形石松属植物用于焰火、火药和药片的覆膜
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
