pitchstone

 
['pɪtʃstəʊn]     ['pɪtʃˌstoʊn]    
  • n. 松脂岩
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pitchstone的英文翻译是什么意思,词典释义与在线翻译:

英英释义

Noun:
  1. dark acid granitic glass

pitchstone的用法和样例:

例句

  1. Perlite, obsidian and pitchstone are volcanic glass having the same compositions commonly with rhyolite as well as andesite and basalt.
    珍珠岩、黑耀岩和松脂岩等玻璃质熔岩以酸性为主,中基性者也常见。
  2. Keywords vitrified micro-drop;thermal insulating material;imbibition;pitchstone;
    玻化微珠;保温材料;膨化;松脂岩;
  3. Porphyritic Pitchstone
    n. 斑状松脂岩(岩浆岩)
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