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The cause of autism is unknown.是什么意思？

The cause of autism is unknown.

自闭症的病因尚不清楚.

相关词汇
the cause of autism is unknown

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

cause

n. 原因，动机，理由，事业；vt. 成为…的原因，导致，引起，使遭受；
例句
Poor posture can cause neck ache, headaches and breathing problems.
姿势不当会导致颈部疼痛、头痛和呼吸困难。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

autism

n. 孤独症，自我中心主义；
例句
The cause of autism is unknown.
自闭症的病因尚不清楚.

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

unknown

adj. 未知的，不出名的，从未发生的，从不存在的；n. 不知名或不出名的人，未知的事物，<数>未知数，未知数；
例句
It is not unknown for valuable display items to go, ahem, missing.
贵重的展品，呃哼，丢失的话，会众人皆知。
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
I can only pin it down to between 1936 and 1942...
我只能确定是在1936至1942年期间。
Objective To explore the effect of uvula remaining for uvulopalatopharyngoplasty ( UPPP ).
目的探讨悬雍垂保留在悬雍垂腭咽成形术 ( UPPP ) 中的作用.
The crew of the ship gave them nothing but bread to eat.
船上的工作人员除了面包什么也不给他们吃。
The pebbles of the drive crunched under his feet.
汽车道上的小石子在他脚底下喀嚓作响.
Soil is modeled as visco elastoplastic with layered and analyzed by finite layer method in practice.
地基土体采用粘弹塑性流变本构模型,为适应地基实际的层状结构,采用有限层法分析;桩采用弹性杆有限元分析.
Cloudy skies grounded planes to Washington.
天空多云使飞往华盛顿的飞机停飞。
The operation is carried out under a general anaesthetic.
该手术是在全身麻醉情况下实施的。
What does group membership mean? How should we measure it? Ingroup vs. outgroup.
群体会员的意思是 什么 ?我们应如何衡量? 圈内与圈外.
Having mown the lawn, there are all those grass clippings to get rid of.
修剪草坪后有很多剪下的碎草需要清理。
And there is a scale - up from an apparatus of the body to close - fitting accouterment.
还由人体上的某种器官,延展到人某些近身的佩饰之物上.