adventitious
英 [,ædv(ə)n'tɪʃəs]
美[,ædvɛn'tɪʃəs]
- adj. 外来的，偶然的
英英释意
- 1. associated by chance and not an integral part;
- "poetry is something to which words are the accidental, not by any means the essential form"- Frederick W. Robertson
- "they had to decide whether his misconduct was adventitious or the result of a flaw in his character"
英文词源
- adventitious (adj.)
- "of the nature of an addition from without," c. 1600, from Medieval Latin adventitius "coming from abroad, extraneous," a corruption of Latin adventicius "foreign, strange, accidental," from advent- past participle stem of advenire "arrive" (see advent). Related: Adventitiously; adventitiousness.
实用场景例句
- The adventitious root is triarch, and has the secondary structure.
- 不定根为三原型, 具次生结构.
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- Stem erect or floating, elongate, 5 - angled, nodes often with adventitious roots.
- 茎直立或漂浮, 拉长, 5具角, 节通常具不定根的.
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- It required more than 15 to induce the adventitious ro - ots.
- 栽培麦冬时不定根发生需要15以上的温度.
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- It required more than 15℃ to induce the adventitious ro - ots.
- 栽培麦冬时不定根发生需要15℃以上的温度.
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- If adventitious sounds are auscultated, have client cough.
- 如有附加音,嘱病人咳嗽.
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- Eureka adventitious buds regeneration were investigated.
- Eureka不定芽再生的主要因素.
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- High frequent adventitious shoot formation , plant regeneration and micro - propagation were established in trailing petunia ( Petunia hybrida ) leaf.
- 以垂吊型矮牵牛叶片为材料,建立了垂吊型矮 牵牛 叶片高效不定芽发生 、 植株再生和微繁的技术体系.
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- By optimizing the culture conditions , the rate of adventitious bud induction , elongation and rooting reached to 100 % , 83 %, and 100 %, respectively.
- 采用优化的培养基培养,不定芽诱导率达到100%, 不定芽伸长率达83%, 生根率达到100%.在此基础上建立了保加利亚尖椒的子叶离体高效再生体系.
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- The best example of this phenomenon is the formation of adventitious embryos in carrot tissue cultures.
- 这一现象最具说服力的事例为胡萝卜组织培养中得到的异位胚胎.
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- The conditions promote the multiple formation of adventitious buds and regenerated rootsproliferating colonies of cells.
- 环境促进滋生的细胞群落多次形成不定芽与再生根.
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- The results provide the cytological basis of promoting adventitious root formation after GL - reagent treatment.
- 该实验结果为了解GL生根剂促进不定根形成的原因提供了细胞学基础.
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