Railway Locomotion, however, forms no exception to the rule, that most modern inventions have their prototypes in the contrivances of ages past. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
The application of machinery in the harvest-field had begun with the embryonic reaper, while both the bicycle and the automobile were heralded in primitive prototypes. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Embryology will often reveal to us the structure, in some degree obscured, of the prototypes of each great class. 查尔斯·达尔文.物种起源.
These were the prototypes of the lighted buoys which have since become familiar, as in the channel off Sandy Hook. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.