| 单词 | janitorial |
| 释义 | > as lemmasjaniˈtorial janiˈtorial adj. of or pertaining to a janitor. ΘΚΠ society > authority > subjection > service > servant > personal or domestic servant > domestic servant > [adjective] > relating to door- or gate-keeper porterly1581 gatekeeping1825 ostiary1866 janitorial1885 1885 Chicago Advance 3 Dec. 779 This lesson in janitorial science. < as lemmas |
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