| 单词 |
manual fire alarm system |
| 释义 |
manual fire alarm system manual fire alarm systemA fire alarm system that is manually operated, so arranged that the operation of any one station will ring all signals throughout the building as well as at one or more selected locations. |
| 随便看 |
- march 8, 2022
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- march 8th
- march 9
- march 9, 2011
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- marcha
- march actions of 1921
- march against
- march against (someone or something)
- marchais, george
- march, amy
- marchand
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