| 单词 | tan-liquor | 
| 释义 | > as lemmastan-liquor   tan-liquor  n. ΘΚΠ society > occupation and work > materials > derived or manufactured material > leather > leather-making materials > 			[noun]		 > tannin > tanning solutions sumac?a1350 bark-waterc1440 oozea1450 owser1704 sour1756 souring1777 tan-pickle1820 gambier1853 kassu1862 tan-liquor1882 tan-ooze1901 1882    J. Paton in  Encycl. Brit. XIV. 382/2  				One of the commonest plans for ascertaining the strength of the tan liquor technically called ooze, or wooze, is by means of a kind of hydrometer called a barkometer. < as lemmas | 
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