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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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