Pantograph
01
缩放仪, 比例缩放复制装置
mechanical device used to copy a figure or plan on a different scale
02
受电弓, 集电弓
a component of an electric train that connects it to overhead wires for drawing power
例子
Engineers design pantographs to withstand varying speeds and weather conditions, maintaining reliable electrical connections.
工程师设计受电弓以承受不同的速度和天气条件，保持可靠的电气连接。
