n.[S1][(+of)]

1. （空气、香烟等的）一吸；（风、烟等的）一阵，一吹，一喷
   a whiff of fresh air

   一股新鲜空气

2. 一阵（微弱的）气味
   Something good must be cooking; I got a whiff of it.

   一定在做什么好菜，我已闻到味道了。

3. 一点点
   There is a whiff of sarcasm in it.

   这里面带有一点点讥讽的味道。

vi.

1. 轻吹，轻拂

vt.

1. 轻轻地吹送（或吹起）
2. 轻轻地吸入（或喷出）

n.

1. a smell that is smelt only briefly or faintly.
   ▸Brit. informal an unpleasant smell.
2. a trace or hint of something bad or exciting:
   a whiff of danger.
3. a puff or breath of air or smoke.
4. N. Amer. informal an unsuccessful attempt to hit a ball.

v.

1. get a brief or faint smell of.
   ▸Brit. informal give off an unpleasant smell.
2. N. Amer. informal try unsuccessfully to hit a ball.

n.