英语词汇“negative sign”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	negative sign
释义	negative sign noun Another term for minus sign.PHD is significant at the 1 per cent level with a negative sign.... The positive or negative signs show up on the sheet above you. Positive and negative signs indicate respective up-regulation and down-regulation in control embryos, compared with GSH-treated embryos.
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