bell rope信号: signal; semaphore; gun拉: cut; slash; slit绳: rope; cord; string信号铃: alarm bell; annunciator bell; call bell; jingle bell; signal bell; signal hammer传令钟, 信号铃: telegraph gong下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:信号铃拉绳,即可在微信中查询翻译