gusset
/ˈgʌsɪt/noun
1- a piece of material sewn into a garment to strengthen or enlarge a part of it, such as the collar of a shirt or the crotch of an undergarment衬料（用以加固或加大衣服某处, 如衬衣领子或内衣裆部等）。
1.1
- a bracket strengthening an angle of a structure结点板; 角撑板。
派生词
gusseted
adjective词源
late Middle English: from Old French gousset, diminutive of gousse 'pod， shell'， of unknown origin.