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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；

currents

n. 电流( current的名词复数 )，水流，流速；
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
Sophia settled into her comfortably contoured seat.
索菲娅舒舒服服地坐到了自己流线型的座位上。
The score calls for a contralto...
这次的配乐需要一位女低音歌手。
'It's' (with an apostrophe) should be used only as a contraction for 'it is'.
it's (带撇号)只能用作 it is 的缩约形式。
He insisted that the conflict would continue until conditions were met for a ceasefire...
他坚持认为除非满足停火条件，否则冲突会继续下去。
Most of the city markets were flooded with contraband goods.
大多数的城市市场上都充斥着走私货。
Johnson's easy charm contrasted sharply with the prickliness of his boss...
约翰逊的亲和力和他老板易怒的性格形成了鲜明的对比。
His face contorts as he screams out the lyrics...
当他吼出这些歌词的时候，脸都扭曲了。
A public service run for profit — a contradiction in terms if there ever was one.
以营利为目的的公共服务机构——这是典型的用词上的自相矛盾（如果真有这种说法的话）。
She loved the African continent...
她热爱非洲大陆。
We therefore had to contrive a very large black-out curtain.
因此我们得制作一块很大的遮光窗帘。
The state election due in November will be the last such ballot before next year's presidential contest...
定于11月举行的州选举将是明年总统竞选前最后一次此类投票选举。
The police advised her to get out of town because there was a contract on her life.
警察建议她离开这个城市，因为有人雇杀手杀她。
He was working hard to keep control of himself.
他正努力克制自己。
...a country where land prices are politically contentious.
因土地价格引发政治争议的国家