英语词汇closed section sign board是什么意思，closed section sign board的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	closed section sign board
释义	closed section sign board　封锁区间标志牌
随便看	elliptic integral elliptic involution elliptic modular group elliptic norm elliptic orbit elliptic orbit elliptic paraboloid elliptic plane elliptic polarization elliptic projective elliptic quadric hypersurface elliptic region elliptic reproducing stylus elliptic reproducing stylustip elliptic sector elliptic space elliptic spring elliptic transformation elliptic trochoid elliptic type elliptic(al) wheel elliptical elliptical elliptical elliptical

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