0 Yes to both0-
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01cite10New2grammar12cite10The agreement came after new Russian President Dmitry Medvedev arrived Friday in Beijing on his first overseas trip since his inauguration earlier this month -- a further sign of improving ties between the 11b10one-time12b10 Cold War rivals. 11p101. Is 'one-time'
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01cite10optilang12cite10Re once please see def 211p12p0-12br
10 12blockquote
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10True enough. But you can't replace "one-time" with "once", at least not in the context N2G supplied in his original post.12br
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01cite10New2grammar12cite12br101. No. It means 'former'. 02br
101. Is 'one-time' equal to 'once' in this context?12br
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102 Also, can I replace ties with relationships?12br
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01cite10optilang12cite10 Maybe I'm missing something here - but isn't the point that 11b10they were former Cold War rivals - they are no longer12b10 12blockquote10One-time = former0-