英语词汇“tray rail”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	tray rail
释义	tray rail waste-disposal unit waste-disposal unit An electric-motor-driven device for grinding waste food and disposing of it through the plumbing drainage pipes; may be installed without a grease trap in a residence.
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tray rail