单词 | personal alarm |
释义 | > as lemmaspersonal alarm personal alarm n. a small portable alarm, esp. one which, when activated, alerts others that the user requires assistance. ΚΠ 1954 Times 15 Mar. 2/4 Fire patrols were below the recommended standard, and no personal alarms for each patrolman were supplied. 1973 N.Y. Times 26 Sept. 45/8 Public schools will use more security devices, including pen-size personal alarms for teachers. 1999 London (Ont.) Free Press (Electronic ed.) 20 Feb. f10 Usually I carry a personal alarm. I'd left it in the house. My dog went for help. < as lemmas |
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