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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；

substance

n. 物质，材料，实质，内容，[神]灵，（织品的）质地；
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
He is overly worried about his health;his doctor said he is very healthy.
他对自己的身体过度担忧, 而医生说他很健康。
A knight rode on his richly caparisoned steed.
一个骑士骑在装饰华丽的马上。
After class we walked to the student union building and shared a chocolate milkshake.
课后我们一同到学生活动楼，共饮了一杯巧克力泡沫牛奶。
to extend parental choice as to which schools children should attend
扩大父母在孩子应入哪所学校的问题上的选择权
The recent demand for houses has perked up the prices.
最近对住房的需求使房价上涨了。
a roomy apartment
宽大的房间
I had completely misread his intentions.
我完全误解了他的意图。
the prevalence of burglaries
盗窃盛行
Sensing that he had outstayed his welcome, he quickly said his goodbyes and left.
他感觉到自己逗留的时间太长已经不再受欢迎，赶快说声再见就离开了。
His claims to be a millionaire are just wishful thinking.
他声称要成为百万富翁的想法不过是一厢情愿。
Affairs at present are very unsettled.
目前的事态很不稳定。
The company is caught in a double bind. If it doesn’t modernize it won’t make money, but if it does modernize they’ll have to make people redundant because they won’t need them any more.
这家公司进退两难。不实行现代化就无法盈利,要实行现代化就会有冗员,因为公司将不再需要他们。
Car vandals caused more than 10 000 worth of damage to vehicles last Saturday.
上周六有人故意破坏汽车，造成损失超过一万英镑。
An open verdict was the only appropriate one, given the very unclear evidence at the inquest.
调查发现的证据十分不清楚，只有作出存疑判决才恰当。