Concentrations of fecal coliforms are usually expressed the fecal coliform count per 100 milliliters (mL) of water.是什么意思_Concentrations of fecal coliforms are usually expressed the fecal coliform count per 100 milliliters (mL) of water.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句