- 机舱: engine room passenger compar ...
- 信号: signal; semaphore; gun
- 机舱信号装置: engine-room signalling apparatus
- 信号铃: alarm bell; annunciator bell; call bell; jingle bell; signal bell; signal hammer
- 传令钟, 信号铃: telegraph gong
关注微信公众号:chachacidian,回复:机舱信号铃,即可在微信中查询翻译