Gimbal

[dʒimbәl]

解释:

(noun.) an appliance that allows an object (such as a ship's compass) to remain horizontal even as its support tips.

卡门录入--From WordNet

解释:

(n.) Alt. of Gimbals

整理:罗威娜

解释:

n. a contrivance for suspending the mariner's compass so as to keep it always horizontal.

手打:萨曼莎