单词	smoke detector
释义	smoke detectorˈsmoke deˌtector noun [countable] Examples EXAMPLES FROM THE CORPUS By the time it sets off the smoke detector, the corridor is blocked. Luckily we have a smoke detector on the ceiling in each room. Three hundred firemen and 400 policemen raced to the Hofburg after a smoke detector set off the alarm soon after midnight. a smoke alarm
随便看	ebullient EC e-cash ECB eccentric eccentrically eccentricity Eccles cake ecclesiastic ecclesiastical ECG echelon echinacea echo e-cigarette eclectic eclectically eclecticism eclipse ecliptic eco- ecocide eco-friendly eco-home E. coli

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