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1·They train dogs to sniff out drugs.

他们训练狗嗅出毒品。《牛津词典》

2·The dogs are trained to sniff out drugs.

这些狗是经过训练的嗅毒犬。《牛津词典》

3·If he likes the wine, he'll actually sniff it.

如果他喜欢这种酒，他会闻一闻。

4·When offered anything unusual to eat, a pig will sniff at it and nibble gently.

当提供不同以往的食物时，猪会嗅，并轻轻地啃。

5·Biologists also noted deer sniff and lick an unfamiliar rub, which suggests that this visual mark on a small tree plays an important communication purpose in the social life of deer.

生物学家也注意到鹿会嗅和舔陌生的擦痕，这表明小树上的这种视觉标记在鹿群的社会生活中起着重要的交流作用。

6·The sniff of power went to his head.

权力在握的感觉使他得意忘形。《牛津词典》

7·She took a deep sniff of the perfume.

她使劲闻了闻香水。《牛津词典》

8·My mother gave a sniff of disapproval.

我母亲哼了一声，表示不同意。《牛津词典》

9·She didn't get even a sniff at a medal.

她根本不可能拿到奖牌。《牛津词典》

10·They make threats but back down at the first sniff of trouble.

他们起先气势汹汹，但一看情形不妙立刻软了下来。《牛津词典》

嗅

1·They train dogs to sniff out drugs.

他们训练狗嗅出毒品。《牛津词典》

2·Sniffer dogs are friendly and cute, so they don't scare people as they sniff through the crowds.

嗅探犬既友好又可爱，所以它们在人群中嗅探时不会吓到人。

3·Some sniffers are third-party, and sniff traffic between machines external to the sniffer itself.

有些嗅探器是“第三方”，嗅探外部机器与嗅探器本身之间的流量。

4·These data could be consulted by browsers or third-party plugins to sniff out unusual changes in security documents and warn users—or simply prevent a connection.

这些数据可以通过浏览器或第三方插件进行咨询来嗅出安全文件里不一般的变化并警告用户---或完全地阻止连接。

5·Knowing more about how our noses really work, he says, will help researchers better develop electronic noses that can assess food quality and even sniff out explosives.

了解更多关于人类鼻子的工作原理，他说，将有助于研究人员更好地开发可以评估食品质量，甚至嗅出爆炸物的电子鼻。

闻

1·While researchers have known for some time that dogs can sniff out the telltale signs of other forms of cancer, this is the first study that proves dogs can reliably smell this particular kind.

虽然研究人员已经知道狗可以闻出其他种类癌症的蛛丝马迹，而这却是首个证明狗能准确嗅闻出肺癌的研究。

2·In his original study Dr Wedekind recruited female volunteers to sniff men's three-day-old T-shirts and rate them for attractiveness.

研究初期，Wedekind博士招集了一些女性志愿者去闻男人穿了三天的T恤衫并对它们作出吸引力的评定。

3·I've written about the benefits of aromatherapy in a previous post here, and I'm still impressed by the speed with which a single sniff of perfume can change my mood.

此前，在我发表过的文章中，我已经说过香氛疗法的一些好处，只需闻一下香味就能改变我心情，其神速让我至今印象深刻。

4·I can sniff out secret.

我能闻出秘密。

5·Let your dog sniff a treat you are holding, but don't let him have it.

让你的宠物狗闻一对待你是控股，但不要让他有它。

嗤之以鼻

1·Mr Abhisit says the law must prevail. Palace sources sniff at the idea of a settlement.

阿皮实说法律高于一切，而皇宫中的人对和解则嗤之以鼻。

2·The try to palm off sth. inferior to what it purports to be lets a person sniff , the head that hang a sheep sells hotpot to look pretty good , but we still want discreet: This hotpot deteriorated?

挂羊头卖狗肉让人嗤之以鼻， 挂羊头卖羊肉看上去不错，但我们还是要慎重：这羊肉是不是变质了的呢？

嗅到

1·Still widely used, this electronic nose is able to sniff out a few parts per trillion of chemicals found in the soil, water or air.

这种仪器直至今天仍然广泛使用，它可以从土壤、水或空气中发现的数以万计的化学物中嗅到一部分（需要的）的东西。

2·Their tears were collected one milliliter at a time and deposited onto small pads that were attached beneath men's noses, so they could continuously sniff the sadness.

每当眼泪聚满1毫升后研究人员便将其滴入小垫并放置在男性鼻子下端，这样他们可以持续地嗅到“悲伤的味道”。

3·You can sniff the steam coming out of the hole if you wish. Then, take a second spoon, dip it into the ginger-and-vinegar sauce served with the dumplings and carefully pour a bit into the hole.

之后，如果你想，你可以嗅到蒸汽，然后，用第二个汤匙，舀上生姜和醋汁送到饺子洞里。

4·One meter sunshine, can you sniff the smell of sunshine?

一米阳光，嗅到阳光的味道了吗？

用力吸

1·The poor rabbit wanted to sniff.

可怜的兔子想要用力吸。

吸

1·Some uncommon drugs, such as triazolam, were mainly taken by mouth (76.9%, 60/78) and other ways were sniff, uni-injection and muti-injection, and etc.

对三唑轮等非常见毒品，76 9% （6 0 /78）的人主要采取口服的方式，其他方式有鼻吸、混合或单独注射等；

(1)sniff out发现；寻找

(1)sniff at嗤之以鼻；嗅；轻视