tie line
柯林斯詞典
1. N a telephone line between two private branch exchanges or private exchanges that may or may not pass through a main exchange 電話(huà)直接連接線(xiàn)
返回 tie line
1. N a telephone line between two private branch exchanges or private exchanges that may or may not pass through a main exchange 電話(huà)直接連接線(xiàn)
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