"hardened skin," 1560s, from Latin callus, variant of callum "hard skin," related to callere "be hard," from PIE root *kal- (3) "hard" (cognates: Sanskrit kalika "bud," Old Irish calath "hard," Old Church Slavonic kaliti "to cool, harden").
实用例句
1. I walked to him and took his outstretched hand which was rough with callus.
我走向他，握起他那长满老茧的手。
来自辞典例句
2. PP 333 promote callus induction of ttiree kinds of varieties except Dixie Green.
PP333除了对迪斯绿有抑制作用外,对其它3种高羊茅的愈伤诱导都起促进作用.
来自互联网
3. P 333 promoted callus induction of three cultivars other than Dixie Green.
PP333仅对迪斯绿有抑制作用,而对其它3个品种起一定的促进作用.
来自互联网
4. Callus bone mineral density increased continuously in normal beagle fracture healing models.
2周时骨折端骨密度达到正常侧水平.
来自互联网
5. Today, I crawl out the fully defeated wound callus.
