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
- 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。 - 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 - 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。 - 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 - The Callus Induction of Immature Embryo and Plant Regeneration of Seven Spring Wheat Varieties in Heilongjiang
黑龙江7个春麦小麦品种幼胚愈伤诱导和植株再生研究 - The effect of inducing callus by selecting epicotyl as explant was better than other explants.
选用上胚轴为外植体的愈伤组织发生效果较其他外植体好； - Induction of callus and regeneration of Plantlets in cotyledon and hypocotyl segment culture of Chinese gooseberry
猕猴桃离体子叶、下胚轴愈伤组织诱导和植株再生 - Using stems and young leaves of Rubus biflorus as explants, this paper researched the effect on inducing callus, budlets and roots and plantlet regeneration of different concentration hormone.
利用粉枝莓的茎段和幼嫩叶片作为外植体，研究了不同激素水平对诱导产生愈伤组织、芽和根，完成植株再生的影响。 - 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。 - 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。