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    (sealing 的复数) [化] 封闭; 封闭处理[医] 封闭, 封口(创伤)sealing 的复数 双语例句 The top, inside and outside sealings provide integrity for consumer satisfaction, reduces liability and protects product quality. 其顶面、内、外侧密封完整...

    2025-09-22