aluminium alloy window

例句：

1. 1. This aluminum alloy window is veryenergy-efficient and durable.
   这个铝合金窗非常节能且耐用。
2. 2. The new aluminum alloy window design is more stylish than theold one.
   新设计的铝合金窗比旧的更时尚。
3. 3. The aluminum alloy windowhas a high strength to weight ratio,making it ideal for commercial buildings.
   铝合金窗具有很高的强度重量比，非常适合商业建筑。