英语词汇bacteria bed的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	bacteria bed
释义	bacteria bed 高中英?[b?k?ti?ri? bed] 美?[b?k?t?ri? b?d] 释义生物滤池英英释义 Noun 1. layer of sand or gravel used to expose sewage effluent to air and the action of microorganisms
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英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

bacteria bed