单词：callus
[医] 胼胝; 骨痂
n. (botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid
v. cause a callus to form on
考试类型：[GRE]
callus的用法和样例：
例句
- I walked to him and took his outstretched hand which was rough with callus.我走向他，握起他那长满老茧的手。
- We have tried treatment, but the position of the callus revealed by the scan needed surgery.我们尝试过药物治疗，但扫描显示，老茧的位置需要进行手术。
- Heavy work callused his hands.繁重的劳动使他的双手生出茧子来。
词汇搭配
- callus formation愈伤组织形成, 骨痂...
- autotrophic callus自养愈伤组织...
- primary callus原始骨痂
- callus pad胼胝垫
- basal callus基疣
- pollen callus花粉愈伤组织...
- temporary callus暂时骨痂
- somatic callus体细胞愈伤组织...
- callus cushion胼胝垫
- provisional callus暂时骨痂
- seasonal callus季候胼胝体
- callus wood愈合材
- humeral callus肩胛
- dormancy callus固定胼胝体
- definitive callus固定胼胝体
- final callus最后胼胝体
- axillary callus腋胛
经典引文
Their noses were unremarkable, being small and without sufficient callus to give them a definite shape.
出自：E. LinklaterEditors have..to develop enormous calluses at every point of contact with authorship.
出自：fig.
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