a whiff of + [noun]
可指短暂的气味，也可指某事物的轻微迹象。
A whiff of garlic drifted from the kitchen.
一阵蒜味从厨房飘来。
一股（难闻的）气味；短暂的臭味
一口烟；一股（烟、蒸汽等）；一阵微风；一丝气流；一丝迹象；些许迹象；特有的味道；风味；轻微的发作；一丝（病症等的）侵袭
A smell, especially an unpleasant one, that is carried briefly through the air.
一阵微风；一股轻风；飘来的气息。
A brief, gentle breeze; a light gust of air; a waft.
短暂吸气或呼气,尤指吸烟斗或香烟时喷出的烟。
A short inhalation or exhalation of breath, especially when accompanied by smoke from a cigarette or pipe.
短暂飘过空气中的(常为难闻的)气味。
An odour (usually unpleasant) carried briefly through the air.
少量云、烟、蒸汽等；(旧)尤指一口烟。
A small quantity of cloud, smoke, vapour, etc.; specifically (obsolete), chiefly in take the whiff: a puff of tobacco smoke.
用作信号的旗子。
A flag used as a signal.
多种比目鱼之一,如(旧称)柠檬鲽,现尤指巨鳞鲆,也指(加修饰词时)大齿鲆或沙鲆类。
Any of a number of flatfish such as (dated) the lemon sole (Microstomus kitt) and now, especially, the megrim (Lepidorhombus whiffiagonis) and (with a descriptive word) a species of large-tooth flounder or sand flounder (family Paralichthyidae).
某事物的轻微迹象；一阵、一瞥、一丝暗示。
A slight sign of something; a burst, a glimpse, a hint.
轻微的侵袭或接触。
A slight attack or touch.
某物的特征；风味、滋味、味道。
A characteristic quality of something; a flavour, a savour, a taste.
空气通过小孔的声音；短促或轻柔的哨声。
A sound like that of air passing through a small opening; a short or soft whistle.
一种带舷外浮材的单人划桨船。
An outrigged boat for one person propelled by oar.
I got a whiff of garlic as soon as I entered the kitchen.
我一进厨房就闻到一股大蒜味。
用法提示：whiff 作名词，表示‘一股气味’，指短暂闻到的气味。
He gave the wine a quick whiff before tasting it.
他在品尝之前快速闻了一下葡萄酒。
用法提示：whiff 作名词，与 give 搭配，表示‘闻一下’的动作。
Her speech had a whiff of arrogance that annoyed the audience.
她的演讲带有一丝傲慢，令听众反感。
用法提示：whiff 作名词，意为‘一丝、一点’，比喻某种特质或迹象。
可指短暂的气味，也可指某事物的轻微迹象。
A whiff of garlic drifted from the kitchen.
一阵蒜味从厨房飘来。
表示不经意间闻到，常用于口语。
I caught a whiff of smoke as I passed the open window.
我经过开着的窗户时闻到一股烟味。
强调主动去闻一下。
She took a whiff of the perfume before buying it.
她先闻了闻那瓶香水，然后才买下。
用于比喻，表示轻微的迹象或暗示。
There was a whiff of scandal about the whole deal.
整笔交易带有一丝丑闻的味道。
强调极少量，常与 of 连用；whiff 侧重闻到的那一瞬，trace 更强调残留的痕迹。
常用于 a hint of ...；whiff 直接指气味本身，hint 也可表示迹象。
scent 常指好闻或动物留下的气味；whiff 中性，也不强调来源。
smell 泛指一切气味，不强调短暂或微弱；whiff 必定短暂且通常较淡。
英式拼写；odour 常指难闻或明显的气味，whiff 不一定难闻，且时间更短。
grammar · medium
易错句子I caught whiff of smoke from the kitchen.
正确表达I caught a whiff of smoke from the kitchen.
whiff 是可数名词，表示“一丝气味”时通常用在 catch/get/have a whiff 结构中，前面必须加不定冠词 a，不能省略。
grammar · medium
易错句子I caught a whiff smoke from the kitchen.
正确表达I caught a whiff of smoke from the kitchen.
a whiff of ... 是固定搭配，表示“一股/一丝……的气味”，whiff 后面必须接介词 of 再连接所闻到的气味，不能直接说 whiff smoke。
whiff 指瞬间闻到的一丝气味或烟味；waft 指随风飘来的那股香气/气流本身，强调运送过程，通常较温和。
whiff 是被动闻到/感到的细微气味；puff 是主动吐出或吸入的一小口烟，或一阵短促的喷气，常可看见。
whiff 是与嗅觉有关的短暂气味；wisp 是与视觉有关的细而弯曲的一缕（如烟、头发），不涉及味道。
闻到一丝……
I caught a whiff of fresh coffee as I walked past the café.
我走过咖啡馆时，闻到一丝新鲜咖啡的香气。
一丝淡淡的……气味
There was a faint whiff of gas in the kitchen.
厨房里有一丝淡淡的煤气味。
一股浓烈的……气味
A strong whiff of bleach hit us as we entered the room.
我们走进房间时，一股浓烈的漂白剂气味扑面而来。
一股烟味；一缕烟
A whiff of smoke drifted through the open window.
一缕烟从开着的窗户飘进来。
一丝丑闻的气息
His financial dealings carried a whiff of scandal.
他的财务往来带着一丝丑闻的气息。
一丝危险的迹象
His calm voice had a whiff of danger.
他平静的声音里透着一丝危险的迹象。
闻到一丝…；察觉到一点…
As I walked past the bakery, I caught a whiff of freshly baked bread.
我走过面包店时闻到了一丝新鲜出炉的面包香味。
一丝，一点点（尤指不好的迹象）
The whole affair had a whiff of corruption about it.
整件事有一丝腐败的气息。
闻一闻；吸一口
Take a whiff of this cheese and tell me if it's still fresh.
闻一闻这块奶酪，告诉我它是否还新鲜。
Dictionary facts from ECDICT, WIKTIONARY.