| 单词 | lactase |
| 释义 | lactase (once / 268621 pages) n WORD FAMILY lactase USAGE EXAMPLESLactose is the sugar found in milk and dairy products and it needs the enzyme lactase to break it down. The Guardian(Nov 21, 2016) Children who are lactose intolerant don't produce enough lactase – a natural enzyme that digests, or breaks down, lactose. US News(Jul 27, 2016) The lactose-free milk in the dairy case has the lactase enzyme added, which is a form of processing. US News(Jul 01, 2016) n any of a group of enzymes (trade name Lactaid) that hydrolyze lactose to glucose and galactose Syn|Hyper Lactaid disaccharidase an enzyme that catalyzes the hydrolysis of disaccharides into monosaccharides |
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