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Use bifocal or varifocal lenses may relieve asthenopia.是什么意思？

Use bifocal or varifocal lenses may relieve asthenopia.

如改用双焦点或渐进多焦点镜片可能有助于减轻视疲劳.

相关词汇
use bifocal or lenses May relieve asthenopia

use

n. 使用，使用权，功能；
例句
Abstain from sex or use condoms...
禁绝性事或使用安全套。

bifocal

adj. （指眼镜片）双焦的，双光的，有二重观点的；n. 双重焦点透镜，双光眼镜；
例句
Use bifocal or varifocal lenses may relieve asthenopia.
如改用双焦点或渐进多焦点镜片可能有助于减轻视疲劳.

or

conj. 或，或者，还是，不然，否则，左右；prep. <古、诗>在…之前，比…更早；n. [纹章]黑金色、黑色；
例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

lenses

n. 透镜，镜头( lens的名词复数 )，眼睛中的水晶体；
例句
Why aren't all lenses supplied with a lens hood?
为什么不给所有的镜头都配上遮光罩呢？

May

aux. 可以，也许，会，但愿；n. [May]五月，山楂属植物，（五朔节装饰用的）绿枝花枝，（春天开花的）绣线菊属植物；
例句
The way that American history is taught may change in order to accommodate some more of those cultures.
美国历史的授课方式可能会为了照顾到更多的文化而作改变。

relieve

vt. 解除，缓解，换班，（去厕所的一种委婉说法）方便；
例句
They often find they begin to chat to relieve the boredom of the flight.
他们发现自己常常是为了打发飞行途中的无聊才开始聊天。

asthenopia

n. 视疲劳，眼疲劳；
例句
Results Questionnaire indicated most patients complained about dry eye , foreinbody sensation , asthenopia and red eye.
结果调查问卷中,干眼患者最多的主诉是干涩、异物感 、 视疲劳、眼红.
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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。
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。
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。
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。
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I'd been wearing Michel's black and gold shirt.
我一直都穿着米歇尔那件黑色和金色相间的衬衫。
...the energy which seems to underlie all human success.
人类一切成功背后似乎都不可缺少的干劲
On 20 th, a migratory bird flies from the north woods, revolves the spacious square to circle.
20日, 一只候鸟从北边的树林里飞来, 围绕着空旷的广场盘旋.
But that doesn't mean this brand of politics is dead or dying.
但那并不意味着这种政治主张已经或正在消亡。
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他早期的性爱经历
It is expected that the new owner will change the yacht's name.
估计新主人会给游艇改名。
She shrieked again, refusing to be pacified.
她又尖叫了，无法使她平静下来。
He sips at the air and exhales while he talks.
他说话的当儿吸了一小口气,又吐出来.
He had to read a canon of accepted literary texts.
他不得不阅读一系列公认的经典文学作品。
'You can come out now,' he called. 'The coast is clear. She's gone.'
“你现在可以出来了。”他喊道，“没危险了，她已经走了。”