So why not just take a great sniffer dog and clone it instead?

所以，如果一条嗅探犬非常出色，为什么不克隆它呢？

youdao

The cybernose could also one day replace the sniffer dog for airport security, and could become a quick and non-invasive first medical test for some kinds of cancers.

数位式的鼻子日后也有可能取代机场保安的缉查犬，也有可能变成一个对于某些癌症快速及非侵入性的初步医学检验。

youdao

Now,officials at the Glasgow airport in Scotland are testing a new security device called an "electronic sniffer dog."

VOA: special.2011.01.17

Specialist search teams, including one using a sniffer dog, arrived at Veronica Flats in Sandplace Road, to search for a missing woman.

BBC: Landslip body found as weather bites

The Eritrean nationals were discovered by a sniffer dog named Mitzy after UK immigration officials checked the lorry at Dunkirk port in northern France.

BBC: Dog sniffs out illegal immigrants' coffin ruse

And he said that a sniffer dog and officer would be accompanied by a responsible adult, usually someone from a school, on the buses.

BBC: NEWS | UK | England | South Yorkshire | Drug sniffer dogs on school buses