callus
英 [ˈkæləs]
美 [ˈkæləs]
n. 胼胝，老茧(手、足上的硬皮)
现在分词：callusing 过去式：callused 第三人称单数：calluses 过去分词：callused
COCA.33141
牛津词典
noun
- 胼胝，老茧（手、足上的硬皮）
an area of thick hard skin on a hand or foot, usually caused by rubbing
柯林斯词典
- 胼胝;老茧;硬结
Acallusis an unwanted area of thick skin, usually on the palms of your hands or the soles of your feet, which has been caused by something rubbing against it.
英英释义
noun
- (botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid
- bony tissue formed during the healing of a fractured bone
- an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot)
verb
- form a callus or calluses
- His foot callused
- cause a callus to form on
- The long march had callused his feet
双语例句
- Histology showed a marked increase in the size of the cartilaginous soft callus.
组织学显示出了软骨质的柔软的骨痂的尺寸的标记的增加。 - Research on Regeneration of Callus and Adventitious Bud of Aquilegia vulgaris
耧斗菜愈伤组织和不定芽诱导的初步研究 - Effect of sugar and nitrogen on the callus growth and anthocyanin accumulation in celosia cristata;
本试验研究了不同基本培养基对凤尾鸡冠花愈伤组织生长及花青素积累的影响。 - Form a callus or calluses.
形成茧或皮肤的硬结组织。 - Embryogenic callus could be directly obtained on the MSB sold medium with the combination of IBA and KT.
MSB培养基中添加IBA和BA也不能直接诱导获得胚性愈伤组织。 - Callus induction and plant regeneration capacity of different varieties were significantly different.
不同品种在诱导愈伤和分化再生上都有显著的基因型差异。 - At the same time, carbenicillin and cefotaxime showed positive effect on regeneration of callus.
同时发现，羧卞青霉素与头孢霉素均对愈伤组织的分化有促进作用。 - Callus Induction and Plant Regeneration of Young Chrysanthemum Petal
菊花幼嫩花瓣愈伤组织的诱导和植株再生 - Factors affecting induction of callus in Mikania micrantha Kunth were studied in the paper.
对影响微甘菊愈伤组织诱导的因素进行了系统研究。 - NaCl stress inhibited the differentiation of callus and plant regeneration.
盐胁迫抑制了愈伤组织的分化和植株再生。