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词汇 sanitation
词源

sanitation n.

1848, "practical and scientific methods of preservation of health and promotion of sanitary conditions," irregularly formed from sanitary. The somewhat euphemistic use in reference to garbage and domestic waste disposal is (as in sanitation engineer) is by 1916 (sanitation man).

updated on March 08, 2022

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更新时间:2025/5/2 7:26:13