Unverified83% confidenceCautionTime unknown

后背交叉/镂空设计（美背款）几乎都不带内置文胸或仅有薄胸垫，罩杯支撑力低于C级需求；大运动量（跑跳HIIT）应选普通后背+可拆胸垫或直接内搭高强度运动内衣

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合体运动上衣category

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