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
- 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。 - 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 - 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； - 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。 - 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 - 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。 - 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 of Young Chrysanthemum Petal
菊花幼嫩花瓣愈伤组织的诱导和植株再生 - Form a callus or calluses.
形成茧或皮肤的硬结组织。 - 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