sniffing

动词 sniff:

1. perceive by inhaling through the nose
   同义词：sniff, whiff
2. inhale audibly through the nose
   同义词：sniff, sniffle

1. "We shouldn't sniff at this opportunity--we any not get another like it."
   "我们不可小看这个机会--也许我们再也找不到这样的机会了。"
2. His generous offer is not to be sniffed at.
   对他的慷慨厚意不可嗤之以鼻。
3. The dog was sniffing at the lamppost.
   那条狗在灯柱旁嗅来嗅去。