柯林斯詞典altimeter /?l?t?m?t?/ (altimeters) 1. N-COUNT An altimeter is an instrument in an aircraft that shows the height of the aircraft above the ground. 高度計(jì) 返回 altimeter劍橋詞典a device used in an aircraft to measure how high it is from the ground （用于飛行器的）測高儀，高度表 返回 altimeter