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black manganese oxide minerals是什么意思？

black manganese oxide minerals

黑色氧化锰矿

相关词汇
black manganese oxide minerals

black

adj. 黑（色）的，黑色人种的，黑暗的，不加牛奶的；n. 黑色，黑人，黑颜料，黑暗；v. 使变黑，抵制，拒绝，使变黑暗；

manganese

n. <化>锰；

oxide

n. [化]氧化物；

minerals

n. 矿物( mineral的名词复数 )，矿石，矿物质，汽水；
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 cliffs which rise majestically from the ocean
巍然耸立在海上的悬崖
The majority of his books are kept upstairs.
他的大部分书收藏在楼上。
This book is about the earth’s magnetism.
这本书是有关于地磁的。
The year went out with the news of a major earthquake in Peru.
那年年终, 传来了秘鲁发生大地震的消息。
I began my letter “Dear madam”.
我在书信的开头用“亲爱的夫人”。
The mailman always comes at 9 o’clock.
邮递员总是九点钟来。
Agriculture is still the mainstay of the country’s economy.
农业仍然是这个国家经济的主要支柱。
Once a decision is made, we must carry it out.
一旦做了决定, 我们就要执行。
She did it out of malice.
她出于恶意做了这件事。
She makes all her clothes.
她的衣服都是自己缝制的。
She managed a clothes shop two years ago.
两年前她开了一家服装店。
Ferry services operate between the islands and the mainland.
在大陆和各岛之间有轮渡服务。
As the actors began putting on their makeup,the band struck up a tune.
演员开始化装时,乐队奏起乐曲。
The anguish was so great that it turned into madness.
痛苦如此之大,以至变作疯狂。