electrically operated curtain drawing device

例句：

1. 1. The new electriccurtain lifter is more energy-efficient than the old one.
   这款新型电动窗帘升降器比旧款更节能。
2. 2.The electric curtain lifter automatically adjusts the window blinds to maintain privacy.
   电动窗帘升降器能够自动调整百叶窗以保持隐私。
3. 3. The electric curtain lifter has become a popular choice for modern homes.
   电动窗帘升降器已成为现代家庭的首选。