For the oxidase test use a loop or a needle made of platinum-iridium or a glass needle (or a sterile wooden toothpick) but never a nickel-chromium or iron loop (because this give false positive reactions).是什么意思_For the oxidase test use a loop or a needle made of platinum-iridium or a glass needle (or a sterile wooden toothpick) but never a nickel-chromium or iron loop (because this give false positive reactions).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句