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...convection currents.是什么意思？

...convection currents.

对流气流

相关词汇
convection currents

convection

n. 传送，对流，运流；
例句
...clouds which lift warm, moist air by convection high into the atmosphere.
通过对流而使温暖潮湿的空气上升到大气中的云朵

currents

n. 电流( current的名词复数 )，水流，流速；
例句
Under normal conditions, the ocean currents of the tropical Pacific travel from east to west...
在正常情况下，太平洋的热带洋流自东向西流。
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
Her hair was a mess and there was a ladder in her tights.
她头发乱糟糟，裤袜脱了线。
The walls had been horribly vandalized with spray paint...
墙壁被用喷漆喷得一塌糊涂。
Officials hoped admitting fewer foreigners would calm the situation...
官员们希望通过减少外国人入境的数量来使局势平定下来。
In those days English dances as well as songs were taught at school, but that seems no longer to be so...
那时学校里教授英国舞蹈和英语歌曲，可是现在的情形似乎不再是这样了。
We do not want to lose the goodwill built up over 175 years.
我们不想让历经175年树立起来的良好信誉毁于一旦。
This has brought a deluge of criticism.
这一下子招来了铺天盖地的批评。
The government will not seek to disrupt the legitimate business activities of the defendant.
政府无意干扰被告的合法经营活动。
His brother Raoul did it, but Leonel took the blame and kept his mouth shut...
事情是莱昂内尔的弟弟拉乌尔干的，可是莱昂内尔却代他受过，并且对此绝口不提。
He described their foreign policy as on hold.
他将他们的外交政策称为缓兵之计。
Sunburn is painful and potentially dangerous.
晒伤不仅疼，还有潜在危险。