英语词汇“filter bed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	filter bed
释义	filter bed n. A layer of sand or gravel on the bottom of a reservoir or tank, used to filter water or sewage.
随便看	two-fisted two-handed two-master twoonie twoonie twopence twopenny two-phase two-piece two-ply two-seater Two Sicilies twosome two-spirit two-spot two-step two-time two-timer two-toed sloth two-tone two-toned two-touch two-way two-way mirror two-wheeler

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。