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
- 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。 - 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。 - 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。 - 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 - Effects of Different Light Qualities on Multiplication and Resveratrol Accumulation of Grape Test-tube Plantlet and Its Callus
不同光质对葡萄试管苗和愈伤组织增殖及白藜芦醇积累效应的研究 - Ultrastructures of callus, adventitious root and adventitious bud from flax
亚麻愈伤组织、不定根及不定芽的超微结构研究 - Study on the Sucrose Metabolism in Embryogenic Callus of Occurrence Process of Picea Mongolica
沙地云杉胚性愈伤组织发生过程中蔗糖代谢的研究 - This paper reported that an in vitro embryogenic callus induction and plantlet regeneration system from immature zygotic embryos of hybrid larch was established.
以未成熟合子胚为外植体，建立杂种落叶松胚性愈伤组织诱导和植株再生体系。 - Meanwhile, paraffin-cut section method was used for studying on callus formation, cork cambium and vascular cambium initiation.
同时，运用石蜡切片法研究剥皮后愈伤组织的形成、木栓形成层和维管形成层的发生； - Callus Induction and Subculture System Establishment of Peony
牡丹愈伤组织诱导和继代培养体系的建立