Our dog will nose out a rabbit wherever it hides.

无论兔子藏在哪里，我们的狗都会嗅出来。

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Toto was a little black dog, with long silky hair and small black eyes that twinkled merrily on either side of his funny, wee nose.

托托是一只小黑狗，它有着丝绸一样的长毛，在它那令人发笑的小鼻子上边长着一双黑溜溜的、愉快地眨动的小眼睛。

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"Now my elephant has a short nose instead of a trunk," said Xiao Yao, "It looks like a little dog with big ears."

“现在我的大象不是长鼻子，而是短鼻子，”小姚说，“它看起来像一只长着大耳朵的小狗。”

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"Truth is, Fido doesn't work like a dog's nose does at all, " says Colin Cumming, Nomadics' chief executive.

FORBES

It may be some time before the technique can routinely outperform a dog's nose, but may become indispensable for cases in which a grave may be hidden beneath more than just soil.

BBC: Hidden graves found using chemical 'sniffer' technology

You get what you pay for--a dog's nose has 2 billion odor receptors, 40 times as many as a human's--but there are limits to what even the military is willing to spend on an animal.

FORBES: A Nose For Bombs