英语词汇“in excess”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

c. Chemistry. An amount greater than is needed for a specific purpose, e.g. for combination with other elements, or for dissolving a given quantity of a substance. Also in (great) excess.

ΚΠ

1807 T. Thomson Syst. Chem. (ed. 3) II. 610 It might be called supersulphate of ammonia, as it contains an excess of acid.

1838 T. Thomson Chem. Org. Bodies 204 At first there was an excess of the former salt, but afterwards xanthate of potash was added till it constituted an excess.

1857 E. L. Birkett Bird's Urinary Deposits (ed. 5) 383 Liquor potassæ must then be added in great excess; a precipitate of hydrated oxide of copper first falls, which redissolves in excess of alkali.

单词	in excess
释义	> as lemmas in (great) excess c. Chemistry. An amount greater than is needed for a specific purpose, e.g. for combination with other elements, or for dissolving a given quantity of a substance. Also in (great) excess. ΚΠ 1807 T. Thomson Syst. Chem. (ed. 3) II. 610 It might be called supersulphate of ammonia, as it contains an excess of acid. 1838 T. Thomson Chem. Org. Bodies 204 At first there was an excess of the former salt, but afterwards xanthate of potash was added till it constituted an excess. 1857 E. L. Birkett Bird's Urinary Deposits (ed. 5) 383 Liquor potassæ must then be added in great excess; a precipitate of hydrated oxide of copper first falls, which redissolves in excess of alkali. extracted from excessn. < as lemmas
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