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negative electron affinity是什么意思？

negative electron affinity

负电子亲合力

相关词汇
negative electron affinity

negative

adj. 消极的，否认的，[数]负的，[心]反抗性的，无预期结果的；n. 否定词语，否定的观点，消极性，[摄]底片；vt. 否定，拒绝；
例句
Being unemployed produces negative attitudes to work...
失业会产生对工作的消极态度。

electron

n. 电子；
例句
Magnetic coils focus the electron beams into fine spots.
磁线圈把电子束聚焦成微小的点。

affinity

n. 密切关系，姻亲关系，（男女之间的）吸引力，吸引人的异性，类同，类似，近
例句
He has a close affinity with the landscape he knew when he was growing up...
他对这片从小就了解的土地有着一种归属感。
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。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
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。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
When does your school let out?
你们学校什么时间放学?
A young man saved a little girl from drowning.
一个青年救起了快要溺死的小女孩。
Some people are said to have psychic powers.
据说有些人有通灵的能力。
He stole all the money in the office and did a runner.
他把办公室的钱一卷而空，然后逃走了。
The bad news is a dagger to his heart.
这条坏消息刺痛了他的心。
I like our sitting-room better.
我更喜欢我们家的居室。
I've a bone to pick with you.
我对你有意见。
His speech was full of patriotic sentiments.
他的演说充满了爱国之情。
How does the story end up?
这篇故事是怎么结尾的?
Self-trust is the essence of heroism.
自信为英雄气概之本。