The train, and also each signalling station, was equipped with regulation telegraph apparatus, such as battery, key, relay, and sounder, together with induction-coil and condenser. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
One day, thinking he might be confined in a room facing the office, I put my arm out of the window and kept signalling dots and dashes by the movement of the arm. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Ah--and there were the ladies signalling from the balcony of the hotel. 伊迪丝·华顿.快乐之家.
The train and also each signalling station were equipped with regulation telegraphic apparatus, such as battery, key, relay, and sounder, together with induction-coil and condenser. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Cavallo, who suggested the setting fire to combustibles, or the explosion of detonating substances, as the means of signalling intelligence. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
Every day, in all weathers, from two to four, always signalling, sometimes with the little one, sometimes without. 查尔斯·狄更斯.双城记.