### Chinese: 为了屏蔽部分环境光，使用微结构的菲涅尔幕布，代价高昂，80寸的价格基本能换个65寸液晶。
### English: In order to shield part of the ambient light, the Fresnel curtain with microstructure is expensive, and the price of 80 inches can basically be replaced by 65 inches of liquid crystal.

### Improved English: In order to shield part of the ambient light, it uses an expensive microstructure Fresnel screen; the price of an 80-inch laser TV basically can be changed into a 65-inch LCD TV.
