中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. bitumen

      英 ['b?tj?m?n] 美[b?'tum?n]
      • n. 瀝青

      IELTS暢通詞匯

      助記提示


      1. perhaps from Gaulish *bitu- (compare Scottish Gaelic bith 'resin, gum') or Celtic *betu- "birch, birch resin" (compare Gaulish betulla "birch," used by Pliny for the tree supposedly the source of bitumen) + -umen from Latin ferumen 'cement, glue'.
      2. -umen from Latin ferumen 'cement, glue' => cerumen, albumen.

      中文詞源


      bitumen 瀝青

      來(lái)自拉丁詞。bit, 樺樹(shù)。-men, 名詞后綴。原指樺樹(shù)流出的松脂,后指瀝青。

      英文詞源


      bitumen
      bitumen: see cud
      bitumen (n.)
      mid-15c., from Latin bitumen "asphalt," probably, via Oscan or Umbrian, from Celtic *betu- "birch, birch resin" (compare Gaulish betulla "birch," used by Pliny for the tree supposedly the source of bitumen).

      雙語(yǔ)例句


      1. a kilometre and a half of bitumen
      一公里半的柏油路面

      來(lái)自《權(quán)威詞典》

      2. Bitumen paper can be burnt to gain energy.
      瀝青紙可以焚燒以獲得能量。

      來(lái)自辭典例句

      3. In fact, a speciality crude is suitable only for bitumen production.
      事實(shí)上, 這種特性的原油只適宜于生產(chǎn)瀝青.

      來(lái)自辭典例句

      4. Tyres and Tubes, Fertilizer, Bitumen, Fuel Oil, Oil and Lubricants.
      采購(gòu)產(chǎn)品輪胎和管, 肥料, 柏油, 燃料油, 油和潤(rùn)滑物.

      來(lái)自互聯(lián)網(wǎng)

      5. And they had brick for stone, and bitumen for mortar.
      他們就拿磚當(dāng)石頭, 又拿瀝青當(dāng)灰泥.

      來(lái)自互聯(lián)網(wǎng)