| 释义 |
DEFINITIVE EXAMPLES 权威例句〔fifth wheel〕A wheel or portion of a wheel placed horizontally over the forward axle of a carriage to provide support and stability during turns.转向轮:呈水平方向放置的马车前轴的轮或轮的一部分,以便在拐弯时保证车子的平稳美国传统〔truck〕One of the swiveling frames of wheels under each end of a railroad car or trolley car.转向架:火车车厢或电车两端的转向轮架美国传统 |