Toggle bolt
01
膨胀螺栓, 弹簧翼螺栓
a fastener with a spring-loaded wing or toggle mechanism used for secure anchoring of heavy objects to walls or ceilings
例子
To hang the heavy mirror on the drywall, I used a toggle bolt for added support.
为了把沉重的镜子挂在干墙上，我使用了一个锚栓来增加支撑。
The toggle bolt held the shelf firmly in place, even though the wall was hollow.
膨胀螺栓将架子牢牢固定，即使墙壁是空心的。
