英语词汇bacteria bed怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	bacteria bed
释义	bacteria bed n. 【生态】(用于污水处理最后阶段的)菌膜过滤层 See alsofilter bed, 1
随便看	somniloquise somniloquism somniloquist somniloquists somniloquize somniloquous somniloquy somnolence somnolences somnolencies somnolency somnolency somnolent somnolently somnolescent Somnus somoni so much so much so much so much so much so much as … so much for sth so much for sth

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