| 单词 | water-sealed |
| 释义 | > as lemmaswater-sealed water-sealed adj. ΚΠ 1842 Mechanic's Mag. 7 May 381/2 The patentee describes..a water-sealed pail of a peculiar construction. 1924 G. A. Burls Cost of Power Production by Internal-combustion Engines iv. 23 A gas-holder of the familiar inverted water-sealed type. 1979 Amer. Jrnl. Trop. Med. & Hygiene 28 1014/2 The Department of Health of the Philippine government..has campaigned since 1950 for the installation of cheap water-sealed toilets. 2000 M. Blair Ceramic Water Closets 10 Potters gained extensive flushing experience by making simple closets that had a pan with a supporting water-sealed trap for the growing cheaper end of the market. < as lemmas |
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