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a powdery substance是什么意思？

a powdery substance

粉状的物质

相关词汇
powdery substance

powdery

adj. 粉（状）的，布满粉（或灰尘）的，粉状；
例句
The powdery dust rose in a cloud around him.
一团粉尘在他周围扬起。

substance

n. 物质，材料，实质，内容，[神]灵，（织品的）质地；
例句
This is how we see our tasks, and the substance and content of our work for the forthcoming period.
这就是我们对工作任务的看法，以及下一阶段我们工作的实质与内容。
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
The men are diving for pearls.
这些人正在潜水采集珍珠。
I'm tired of your constant complaints; go away and leave me in peace!
我讨厌你老是抱怨; 走开, 让我安静点!
Disagreement reached such a pitch that we thought a fight would break out.
意见分歧达到我们以为会争吵起来的程度。
Double rhythms, resounding through the lyric depiction and connecting with each other, indicate the thespian place of mankind and the cognition of the writer to this thespian place.
这双重旋律互为表里,表明了人类的某种悲剧性处境以及作家对这种悲剧性处境的感受和认识。
The election was a fix!
这次选举是受人操纵的！
What form of address should one use when writing to your father?
写信给你父亲时应该怎样称呼?
Many restaurants do a very reasonable set menu at lunchtime.
许多餐馆中午都提供价钱合理的客饭。
They agreed on a draft resolution.
他们商定一项决议草案。
When will you paint the wall?
你们什么时候粉刷墙?
The minute division of labour in the production process,and increasing interdependency in trade and economy is evident in the financial crisis afflicting us at the end of this century. Economic activity is no longer purely a matter of production, trade an
而生产分工精细化，贸易与经济依存度提升的结果，从世纪末的金融风暴中可以看得一清二楚，经济活动不再是单纯的生产和交易、或互补有无的事情，而是人类满足各种欲望的手段，其中包含强权与弱者之间的不平等关系。