英语词汇“janitor”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	janitor
释义	Word Frequency janitor (ˈdʒænɪtə) noun 1. Scottish, US and Canadian the caretaker of a building, esp a school 2. mainly US and Canadian a person employed to clean and maintain a building, esp the public areas in a block of flats or office building; porter Derived forms janitorial (ˌdʒænɪˈtɔːrɪəl) adjective janitress (ˈjanitress) or janitrix (ˈjanitrix) feminine noun Word origin C17: from Latin: doorkeeper, from jānua door, entrance, from jānus covered way (compare Janus1); related to Latin īre to go
随便看	patellectomy patelliform paten patency Patenier Patenier patent patentability patentable patent agent Patent and Trademark Office patent attorney patented patentee patent engineer patent fastener patent holder patent infringement patent law patent leather patent log patently patent medicine patent office patentor

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