单词adventitious
adj.: 偶然发生的；非计划中的
网络: 偶然的；外来的；不定的
偶然发生的；非计划中的:
happening by accident; not planned
【医学】偶发的
【生物学】不定的,偶生的;获得的,非遗传的
随发性的
异位的
偶然产生的
偶然的;外来的
Robertson; they had to decide whether his misconduct was adventitious or the result of a flaw in his character.
他们不得不判断他的不正当行为是出于偶然还是由于性格缺陷。
The leaf disks derived from the tip, middle, or base parts of the leaves had the same adventitious bud regenerate ability.
将叶片切分为叶尖、叶中、叶基部叶块分别接种，其不定芽再生能力没有差异；
Vaccine production is in accordance with WHO technical specifications, including detailed screening for adventitious viruses.
疫苗生产遵循世卫组织技术标准，其中包括详尽筛查外源病毒。
Small discrete infarction of basal ganglionic structures allows such adventitious movements to be manifested.
小离散梗死的基底神经节的结构允许这种偶然运动表现。
If adventitious sounds are auscultated, have client cough. Listen again with stethoscope to determine sound has cleared with coughing.
如有附加音，嘱病人咳嗽。再次听诊以确定附加音是否随咳嗽消失。
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。
Information assessing the risk of potential contamination with adventitious agents should be provided in this section.
应在本部分提供外来异体可能发生的污染的评估信用卡息。
Adventitious shoots could become whole plants by adventitious shoots multiplication, strength and radication .
通过不定芽的继代培养及壮苗、生根，形成完整植株，炼苗移栽成活率高。
Differred 2003 with what follow the prescribed order to anabiosis steadily, new IT industry of a year is existing a lot of adventitious.
与按部就班稳步复苏的2003年不同，新一年的IT产业存在着诸多不定。
The early stage of adventitious root or bud formation when differentiated cells are triggered to form new meristematic regions.
在不定根或芽形成之早期阶段，分化的细胞会先诱发形成新的分生组织区域。