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Such substances are optically anisotropic and birefringent.是什么意思？

Such substances are optically anisotropic and birefringent.

这种材料是光学各向异性的,因而是双折射晶体.

相关词汇
such substances are optically anisotropic and birefringent

such

det. 这样的，那样的，如此，这样；
例句
...abstract principles such as justice...
正义等抽象原则

substances

n. 物质( substance的名词复数 )，实质，物体，[哲学]1)。 本质；
例句
...naturally occurring substances which the body can convert into vitamins.
自然产生的能被身体转化成维生素的物质

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；
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。

optically

--
例句
Such substances are optically anisotropic and birefringent.
这种材料是光学各向异性的,因而是双折射晶体.

anisotropic

adj. 各向异性的；
例句
Such substances are optically anisotropic and birefringent.
这种材料是光学各向异性的,因而是双折射晶体.

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

birefringent

[计] 双折射的，[医] 双折射的；
例句
The stressmeter consists of a short solid or thick hollow cylinder of birefringent material.
应力计由双折射材料制成的实心短圆柱体或厚壁空心短圆柱体构成.
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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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Midplane Flow analysis is most accurate for thin - wall part geometries.
中面流动分析对薄壁零件几何模型的精确度最高.
I can't join you; you'll have to count me out.
我不能来, 别把我算在内。
It was not long before I realised the enormity of my faux pas.
没过多久，我就意识到自己有多么失态。
For one agonizing moment, the dish was perched precariously on the bank of the canal, but It'suddenly overbalanced and slid back into the water.
在令人坐卧不安的一瞬间, 馅饼盘悬悬乎乎地停在运河岸边, 然而它突然失去了平衡,滑回水中.
the inky blackness of the cellar
地窖里的一片漆黑
We stipulate that our salesgirls must be polite to customers.
我们规定我们的售货小姐必须礼貌待客.
A bad tooth may cause an abscess on the gums.
一颗病牙可使牙床脓肿.
The pound is firmer on the foreign exchange market.
英镑在外汇市场上较前坚挺.
The two discs also contain two of Britten's lesser-known song-cycles.
这两张唱片还包含了布里顿两首不甚知名的声乐套曲。
Their prestige went sky high.
他们名声大噪。