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    1. propane

      英 ['pr??pe?n] 美['pro'pen]
      • n. [有化] 丙烷

      暢通詞匯

      中文詞源


      propane 丙烷

      來自propionic acid,丙酸,-ane,化學名詞后綴,烷,詞源同methane.

      英文詞源


      propane (n.)
      "colorless gas occurring in petroleum," 1866, with chemical suffix -ane + prop(ionic acid) (1850), from French propionique (1847), from Greek pro "forward" (see pro-) + pion "fat" (see fat (adj.)), in reference to its being first in order of the fatty acids.

      雙語例句


      1. Methane and propane are alkanes.
      甲烷和丙烷是烷烴。

      來自《權威詞典》

      2. a propane gas cylinder
      丙烷氣鋼瓶

      來自《權威詞典》

      3. Propane may also be used as LPG.
      丙烷也可用作液化石油氣.

      來自辭典例句

      4. The gas , which is sulphur - free , contains 89 - 99 % methane, up to 6 % ethane, and 3 % propane.
      天然氣不含硫, 含甲烷88-99%, 乙烷6%和丙烷3%.

      來自辭典例句

      5. Combustion systems can fire on natural gas or propane.
      燃燒系統(tǒng)可使用天然氣或丙烷.

      來自互聯(lián)網(wǎng)