a whiff of cool air.

• 一阵凉风

a whiff of cool air.的用法和样例：

例句

1. A cool breeze drifted through the open window.
   一阵凉风从打开的窗子吹进来。
2. As the train begins to move a pleasant draught cools us all down.
   火车一开，一阵凉风吹来，我们顿感凉爽。