![Dogsareknownfortheirsenseofsmell．Theycanfindmissingpeop...]( "Dogsareknownfortheirsenseofsmell．Theycanfindmissingpeop...")
- 問題詳情：Dogsareknownfortheirsenseofsmell．Theycanfindmissingpeopleandthingslikebombsandillegaldrugs．Nowastudysuggeststhattheanimalknownasman’sbestfriendcanevenfindbladder（膀胱）cancer．Cancercellsarethoughttoproducechemicalswithunusualodors（氣味）．Researchersth...
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