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top beam翻译
top beam什么意思 top beam音标、翻译、用法
英语翻译时间：2023/3/2 3:26:37阅读：443
top beam音标英 [tɔp bi:m]美 [tɑp bim]top beam翻译释义顶梁；top beam用法双语例句At the top, both columns are connected by a strong, large connection piece which achieves a high transverse rigidity for the machine frame