/'gæskɪt; `ˇæskɪt/
n soft flat sheet or ring of rubber, card, etc used to seal a joint between metal surfaces to prevent steam, gas, etc from escaping 垫圈; 密封垫
*The engine had blown a gasket, ie the gasket had suddenly let steam, etc escape. 发动机的一个垫圈失效了（蒸气等逸出）.

n[C]
[Date: 1600-1700; Origin: Probably from French garcette, from Old French, 'little girl']
a flat piece of material, often rubber, placed between two surfaces so that steam, oil, gas etc cannot escape
blow a gasket
a) if a vehicle blows a gasket, steam or gas escapes from the engine
b)informal to become very angry