have a sniff (of sth)
表示短暂地闻一闻，日常使用广泛。
She had a sniff of the perfume.
她闻了一下香水。
嗅；吸气（声）
sniffs — plural of sniff
一吸的量；吸入的量；一次嗅闻。；通过鼻子吸入的某物的量。；以鼻吸气
An act or sound of sniffing.
一次嗅闻。
An instance of sniffing.
通过鼻子吸入的某物的量。
A quantity of something that is inhaled through the nose.
She gave a quick sniff and turned away, pretending not to care.
她快速抽了一下鼻子，转过身去，假装不在乎。
用法提示：sniff 作名词，与 give 搭配，表示‘抽一下鼻子’这个动作。
He took a deep sniff of the bread before buying it.
他深深地闻了一下面包才买下来。
用法提示：sniff 作名词，与 take 搭配，表示‘用鼻子闻一次’的动作。
The teacher heard a loud sniff from the back of the room.
老师听到教室后面传来响亮的抽鼻声。
用法提示：sniff 作名词，指‘抽鼻子的声响’。
表示短暂地闻一闻，日常使用广泛。
She had a sniff of the perfume.
她闻了一下香水。
常用于动物或人快速闻一下某物。
The dog gave the food a sniff.
狗闻了闻食物。
稍显正式，常用于品酒等场景。
Take a sniff of this wine.
闻一下这酒。
鼻息带有堵塞感，常含轻微声响；不如sniff中性，侧重因病态或情绪导致的吸气
比sniffle更安静低沉，可指动物嗅闻；语气稍不正式
常强调吸入的气味而非动作本身；可用于短暂或突然的吸气
grammar · medium
易错句子I sniffed the flower.
正确表达I took a sniff of the flower.
将 sniff 用作动词，但此处应使用名词形式，搭配动词 take 或 have 来表达嗅的动作。
grammar · medium
易错句子I have a sniff. (when meaning a cold)
正确表达I have a sniffle.
sniff 作为名词表示‘吸气、嗅’的动作，而非感冒症状；表示轻微感冒应用 sniffle。
与sniff（以鼻吸气）相反的动作
sniff是主动嗅闻，sniffle是因感冒或抽泣而不自觉地抽鼻子，侧重声音或动作
sniff是用鼻子吸气以闻气味，snuff作为名词指鼻烟，作动词时指嗅或掐灭蜡烛
闻一闻
She had a sniff of the milk to check if it was fresh.
她闻了闻牛奶以检查是否新鲜。
吸一口气
He took a deep sniff of the fresh air.
他深深吸了一口新鲜空气。
闻到
I got a sniff of something burning.
我闻到了什么东西烧焦的味道。
轻蔑的哼声
He gave a sniff of contempt and walked away.
他轻蔑地哼了一声，走开了。
不以为然的吸气声
Her sniff of disapproval was clearly audible.
她不以为然的吸气声清晰可闻。
不可轻视；值得考虑
An offer like that is not to be sniffed at.
那样的提议不可轻视。
有一点机会；尝到甜头
The underdog team got a sniff of victory in the second half.
弱势队伍在下半场有了一丝胜利的机会。
发现；查出
The detective sniffed out the truth.
侦探查明了真相。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.