| 单词 | alarm system |
| 释义 | alarm system (once / 49043 pages) n WORD FAMILY alarm system: alarm systems USAGE EXAMPLESThen she concealed the wire with a stocking and hung two large jingle bells over it for a merry alarm system. The New Yorker(Dec 22, 2016) She also confirmed there were no sprinklers or fire alarm system in the building. Seattle Times(Dec 08, 2016) Grogg says that while the house had smoke detectors and an alarm system, it had no sprinklers. Washington Times(Nov 30, 2016) n a device that signals the occurrence of some undesirable event Syn|Hypo|Hyper alarm, warning device automobile horn, car horn, hooter, horn, motor horn a device on an automobile for making a warning noise burglar alarma warning device that is tripped off by the occurrence of a burglary fire alarm, smoke alarman alarm that is tripped off by fire or smoke hornan alarm device that makes a loud warning sound sirenan acoustic device producing a loud often wailing sound as a signal or warning air horna pneumatic horn foghorna warning device consisting of a horn that generates a loud low tone claxon, klaxona kind of loud horn formerly used on motor vehicles shofar, shopharan ancient musical horn made from the horn of a ram; used in ancient times by the Israelites to sound a warning or a summons; used in synagogues today on solemn occasions device an instrumentality invented for a particular purpose |
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