Cogwheel

(n.) A wheel with cogs or teeth; a gear wheel. See Illust. of Gearing.

佛瑞德整理

• No surface can be made perfectly smooth, and when a barrel rolls over an incline, or a rope passes over a pulley, or a cogwheel turns its neighbor, there is rubbing and slipping and sliding. 伯莎M.克拉克. 科学通论.
• Experiment demonstrates that a weight _W_ attached to a cogwheel of radius 3 can be raised by a force _P_, equal to one third of _W_ applied to a cogwheel of radius 1. 伯莎M.克拉克. 科学通论.
• We walked in the town and took the cogwheel railway down to Ouchy and walked beside the lake. 欧内斯特·海明威. 永别了,武器.
• Cogwheels can be made to give speed at the decrease of force. 伯莎M.克拉克. 科学通论.
• Cogwheels are modifications of the wheel and axle. 伯莎M.克拉克. 科学通论.
• Cogwheels or belts connect the paddle wheel with the factory machinery, so that motion of the paddle wheel insures the running of the machinery. 伯莎M.克拉克. 科学通论.

校对:谢尔比