bitumen
	英 ['bɪtjʊmən]
美 [bə'tumən]
	    
		助记提示
	
	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.
		中文词源
	
	bitumen 沥青来自拉丁词。bit, 桦树。-men, 名词后缀。原指桦树流出的松脂,后指沥青。
 
		英文词源
	
	- 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).
 
 
		双语例句
	
	- 1. a kilometre and a half of bitumen  
  - 一公里半的柏油路面
  来自《权威词典》
 
- 2. Bitumen paper can be burnt to gain energy. 
  - 沥青纸可以焚烧以获得能量。
  来自辞典例句
 
- 3. In fact, a speciality crude is suitable only for bitumen production. 
  - 事实上, 这种特性的原油只适宜于生产沥青.
  来自辞典例句
 
- 4. Tyres and Tubes, Fertilizer, Bitumen, Fuel Oil, Oil and Lubricants. 
  - 采购产品轮胎和管, 肥料, 柏油, 燃料油, 油和润滑物.
  来自互联网
 
- 5. And they had brick for stone, and bitumen for mortar. 
  - 他们就拿砖当石头, 又拿沥青当灰泥.
  来自互联网