magnetic compass
短语[电] 磁罗盘
词形变化
magnetic compasses
复数
magnetic compasses
释义与例句
n.
-
1.
An instrument containing a freely suspended magnetic element which displays the direction of the horizontal component of the Earth’s magnetic field at the point of observation.
政治 军事 航海 交通 -
2.
A supposed organ, in some animals, that allows then to align themselves with the Earth's magnetic field.