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
- 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 - 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 - 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 - 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； - 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 - 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 - Form a callus or calluses.
形成茧或皮肤的硬结组织。 - 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。 - 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。 - 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。