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。 - Effects of 2,4-D and 6-BA on Callus Initiation and Plantlet Regeneration from Mature Embryos of Indica Rice
2,4-D和6-BA对籼稻成熟胚愈伤组织诱导和植株再生的影响 - This experiment inspected the effect of four different growth regulators on callus induction of cotyledon, young leaf, petiole and Hypocotyl in Creeping Dichondra with the orthogonal design.
采用正交设计试验法，研究了四种不同生长调节剂对马蹄金子叶、片、柄和下胚轴愈伤组织诱导的影响。 - There was no significant correlation between callus induction and plant regeneration.
愈伤组织诱导率和分化率之间无显著相关性。 - Callus induction and Plantlet Regeneration of Begonia imperialis lem.
帝王秋海棠愈伤组织的诱导和植株再生。 - 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。 - The buds differentiation rate of callus, which induced by the axillary buds, was higher comparatively.
愈伤组织的诱导分化以腋芽为外植体的芽分化率相对较高。 - 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。 - Study on Callus Induction and Plantlet Regeneration from Stem Explants of Two Potato Varieties
马铃薯品种茎段愈伤组织诱导和植株再生的研究