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
- 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 - Druce. Result: Flower can regenerate plante by callus, while rhizome can regenerate adventitious bud directly.
结果：花通过愈伤组织可形成再生植株，根状茎可直接分化出不定芽。 - 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； - 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 - Effects of Sorbitol, ABA and Dehydration Treatment on the Growth of the Callus in Maize
山梨醇、ABA和干燥处理对玉米愈伤组织生长的影响 - Form a callus or calluses.
形成茧或皮肤的硬结组织。 - 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。 - 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 - Objective: To study the effect of light intensity on the callus induction and resveratrol content of Polygonum cuspidatum.
中文摘要：目的：研究光照强度对虎杖愈伤组织的诱导形成及其白藜芦醇含量的影响。 - Carbon source, nitrogen source and plant hormone had the obvious effects on the callus growth and flavonoids production.
碳源、氮源、植物激素对愈伤组织生长和黄酮类形成影响较为显著。