safety in utilizing electric energy

例句：

1. 1. The new design of the cargreatly improves its safety.
   这款汽车的新设计大大提高了其安全性。
2. 2. Safetyis the most important factorin driving a car.
   驾驶汽车时，安全性是最重要的因素。
3. 3. Thecompany has implemented strict safety measures to preventaccidents.
   该公司已实施严格的安全措施以防止事故。