gimbal

n. 常平架, 平衡环
【电】 平衡圈环

动词过去式:gimbaled,gimballed 过去分词:gimbaled,gimballed 现在分词:gimbaling,gimballing 第三人称单数:gimbals,gimbals 

gim.bal

n.（名词）
A device consisting of two rings mounted on axes at right angles to each other so that an object, such as a ship`s compass, will remain suspended in a horizontal plane between them regardless of any motion of its support. Often used in the plural.Also called gimbal ring
平衡环：由两个环组成，各以适当的角度设在支架上，因此一个物体，如船的指南针会在它们之间保持平衡，不管支撑点有何变动。常用复数也作 gimbal ring
v.tr.（及物动词）
gim.baled 或 gim.balled gim.bal.ing 或 gim.bal.ling gim.bals 或 gim.bals
To supply with or support on gimbals.
由常平架弥补或支撑

来源：
Alteration of obsolete gemel [double ring] * see gimmal
废语 gemel的变化 [双环] *参见 gimmal