light weight form

例句：

1. 1. The new designis lighter than the previous one, making it easier to carry.
   这款新设计比之前的更轻，携带起来更方便。
2. 2.This material is lightweight and can be easily molded into various shapes.
   这种材料轻便且易于塑形成各种形状。
3. 3.Lightweight materials are often used in sports equipment to reduce fatigue.
   轻质材料常用于运动器材中，以减少疲劳。