很多厚实的窗帘面料加上衬布后，能够创造出一个空气层，起到隔绝温度的作用，在炎炎夏日，太阳光强烈时拉上窗帘，在寒冷冬日也可抵挡窗外低温。

Many thick curtain fabrics with lining can create an air layer, which can insulate the temperature. In hot summer, when the sun is strong, the curtain can be pulled up. In cold winter, it can also withstand the low temperature outside the window.

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Four

厚实的窗帘面料还有吸音的功能，巧妙利用后可阻隔部分户外噪音、并提高室内安静度。

Thick curtain fabrics also have sound absorption function, clever use can block part of outdoor noise, and improve indoor quietness.

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其实在室内安装窗帘，最直接的目的是为了阻挡室外人员的视线，保护个人的隐私。会以窗帘的形式将空间分割开来，这样做既保护了客人的隐私，也提高了空间的利用率。

In fact, the most direct purpose of installing curtains indoors is to block the sight of outdoor personnel and protect personal privacy. The space will be separated by curtains, which not only protects the privacy of guests, but also improves the utilization of space.