名詞 gimbal:

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

gim.bal

n.（名詞）
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
平衡環(huán)：由兩個環(huán)組成，各以適當的角度設在支架上，因此一個物體，如船的指南針會在它們之間保持平衡，不管支撐點有何變動。常用復數也作 gimbal ring
v.tr.（及物動詞）
gim.baled 或 gim.balled gim.bal.ing 或 gim.bal.ling gim.bals 或 gim.bals
To supply with or support on gimbals.
由常平架彌補或支撐

來源：
Alteration of obsolete gemel [double ring] * see gimmal
廢語 gemel的變化 [雙環(huán)] *參見 gimmal