| 单词 | water-softening |
| 释义 | > as lemmaswater-softening water-softening n. the process of removing calcium and magnesium salts from water, esp. to prevent the deposition of scale; cf. soft adj. 25; frequently attributive. ΘΚΠ the world > physical sensation > cleanness and dirtiness > freedom from impurities > removal of impurities > desalination or softening of water > [noun] desalinization1860 water-softening1862 demineralization1903 desalting1945 desalination1958 the world > physical sensation > cleanness and dirtiness > freedom from impurities > removal of impurities > desalination or softening of water > [adjective] water-softening1862 1862 Internat. Exhib.: Official Catal. Industr. Dept. (ed. 3) 39/1 Filtering, water softening, and water testing apparatus. 1869 G. Dodd Dict. Manuf. 294/1 Water-softening for boilers, regenerative furnaces, fixed and portable steam-engines. 1931 Times 2 Dec. 23/4 (advt.) Water softening plant controlling entire house supply. 2003 S. Mackay Heligoland (2004) iii. 34 The water-softening unit itself has been calcified by the hard London water. < as lemmas |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。