still air

例句：

1. 1. The still air was filled with the scent of blooming flowers.
   静止的空气充满了盛开的花朵的香味。
2. 2. The still air made it easy to hear the distant sound of a car engine.
   静止的空气使得远处汽车引擎的声音很容易听到。
3. 3. The still air was perfect for taking a walk and enjoying the beauty of nature.
   静止的空气非常适合散步，享受大自然的美丽。