charcoals

听听怎么读

[ˈtʃɑ:kəulz]

是什么意思

炭，木炭( charcoal的名词复数 )；深灰色；

双语释义

n.(名词)

[U]炭，木炭 the black substance made by burning wood in a closed container with little air,used as fuel or for drawing with

英英释义

charcoal[ 'tʃɑ:kəul ]

n.
- a carbonaceous material obtained by heating wood or other organic matter in the absence of air
  同义词：wood coal
- a stick of black carbon material used for drawing
  同义词：fusain
- a very dark grey color
  同义词：charcoal greycharcoal grayoxford greyoxford gray
- a drawing made with a stick of black carbon material
v.draw, trace, or represent with charcoal
adj.of a very dark grey
同义词：charcoal-greycharcoal-gray

学习怎么用

词组短语

activated charcoal活性炭

charcoal powder木炭粉

wood charcoal木炭

charcoal drawing素描

双语例句

用作名词(n.)

I threw a stick of charcoal in the fire.
我往火里扔了一根木炭。
We are well set up with charcoal for the winter.
我们准备好足够的木炭过冬。
He sketched the contours of a building with a charcoal pencil.
他用炭笔在纸上勾勒出了一个建筑物的轮廓。
I have been drawing since school days, using charcoal and carbon pencils.
上学的时候我就开始用炭笔和铅笔画画了。

权威例句

Charcoals
CHARCOALS
CHARCOALS
Changes in commercial wood charcoals by thermal treatments
Electrical and Physical Properties of Carbonized Charcoals
Temperature dependence of sorption of gases by coals and charcoals
Adsorption of single-ring organic compounds to wood charcoals prepared under different thermochemical conditions.
FTIR spectroscopy and reflectance of modern charcoals and fungal decayed woods: implications for studies of inertinite in coals
Preparation and characterization of charcoals that contain dispersed aluminum oxide as adsorbents for removal of fluoride from drink...
Thermogravimetric study on the steam activation of charcoals obtained by vacuum and atmospheric pyrolysis of softwood bark residues
Differential sorption behaviour of aromatic hydrocarbons on charcoals prepared at different temperatures from grass and wood
Lead(II) adsorption from aqueous solutions by raw and activated charcoals of Melocanna baccifera Roxburgh (bamboo) - a comparative s...
Abrupt changes (jumps) in reflectance values and chemical compositions of artificial charcoals and inertinite in coals

c开头的单词