lamp black

常見例句

雙語例句

• Who can know that your eyelids have not been touched with lamp-black?For your eyes are darker than rain-clouds.
  誰會知道你的眼瞼上沒有畫眼影？因爲你的眼睛比墨雲(yún)還黑。
• Lamp-black: A type of pigment for black ink. It is prepared by the incomplete combustion of materials such as vegetable oils or petroleum under insufficient air.
  燈黑：制黑墨所用顔料之一。是在空氣不足情況下使植物或石油等物料燃燒所得。
• The products of dissociation are carbon, in the form of lamp-black, and hydrogen. Considerable amounts of heat are generated by dissociation, which may produce explosions of great violence.
  分解産物是燈黑子形式的碳和氫。分解産生大量熱，可能産生劇烈的爆炸。

原聲例句

• So, if you use a black lamp or something and you excite something up to a higher energy level and then it relaxes back down to its lower energy state, it's going to emit a new wavelength of light, which is going to be visible to you.
  如果你用一個紫外燈或別的,東西把某種分子激發(fā)到,更高的能級，然後它會掉廻,到低能級，它就會釋放,一個新的波長的光,這個光是可見的。
  麻省理工公開課 - 化學原理課程節(jié)選

權威例句

• By the 17th century, the walls of the court were painted with a noisome cocktail of ox-blood, ox-gall, lamp black and a bucket of urine: soon afterwards, tennis became unfashionable and all but disappeared—to be revived as a modified, open-air sport, in the wake of the invention of the lawn-mower, by Major Wingfield in the 1870s.
  ECONOMIST: History of the net
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