英语释义

1. an odorous substance especially one added to a dangerous odorless substance to warn of its presence

2. an odorous substance especially one added to a toxic odorless substance to warn of its presence

片语

key odorantA Key odorant is a volatile compound that is present in concentrations higher than their specific flavor threshold.

odorant receptors气味受体

odorant receptor嗅觉受体

odorant t添味剂

scented嗅；使充满…气味；察觉（scent的过去分词）

odorant volume刺激量

apples odorant苹果气味

odorant dosage加臭量

gas odorant气体增味剂

英汉例句

• tetrahydrothiophene is the preferred odorant in city gas. it is being used widely in market with the success of west-to-east gas project.

  四氢噻吩是城市燃气的首选加臭剂，随着我国西气东输等工程的建设成功，其市场前景广阔。

• applying other odorant with similar quality to avoid olfactory attention decrease can not promote depiction of activation in primary olfactory cortex.

  应用性质相近的另一种气体防止嗅觉注意降低，并不能更好地显示初级嗅觉皮层的激活。

• this paper introduces an apparatus blowing adsorption and an experiment method for sampling and analyzing the volatile odorant of plant.

  提出一种收集、分析植物挥发气味物质的吹气吸附装置和实验方法。

• in this paper, the olfactory response is divided into five related primary processes, they are:(1) convection and diffusion of odorant molecules to the olfactory region of the nasal cavity;

  嗅觉反应的主要机理包括以下五个连续的主要过程：1 周围环境中的气味分子通过鼻腔中对流与扩散的双重作用，传输到嗅区；

• a olfactory cell can express one odorant receptor. there are about 350 odorant receptor genes in human.

  一个嗅觉细胞表达一种气味受体，人类约有350个气味受体基因。

• the olfactory behavior of insects is very complicated and involves many kinds of proteins, namely, odorant-binding proteins, odorant degrading enzymes and odor receptors etc.

  昆虫的嗅觉识别过程是非常复杂的，多种蛋白参与了这一过程，这些蛋白包括气味结合蛋白、气味降解酶以及气味受体等。

• in some cases, the researchers found that a single odorant triggers several receptors while in other cases receptors are specifically tuned to unique compounds.

  研究者们发现在某些情况下一种气味可能触发数种感受器，而在另外的情况下，感受器只对特定的气味起反应。

• as a result, the surface of the egg is covered with the mosquito odorant receptors.

  结果青蛙卵的表面被布满了蚊子的嗅觉感受器。

• an engineered egg is placed in a voltage clamp system and an odorant is dissolved in the buffer solution in which the egg is floating.

  一个经过基因改造的青蛙卵被放入电压钳系统，然后一种有气味的物质被溶入有青蛙卵的缓沖液中。

• the insect odorant receptors, as other odorant receptors from nematoid to human, have long been perceived to be g-protein-coupled receptors(gpcr).

  昆虫的气味受体长久以来被认为是一种g蛋白偶联受体，遵循从线虫到人类的通用模式。

• the initial steps in odor detection involve the binding of an odor to the odorant receptor displayed on dendrites of olfactory sensory neurons (osns).

  气味分子与嗅觉神经元树突上气味受体的结合，参与了昆虫嗅觉识别的初始过程。

• in this paper, the gene of general odorant binding protein 2 in the antenna of helicoverpa assulta (guen?)was cloned and expressed in escherichia coli.

  该论文开展了烟夜蛾触角普通气味结合蛋白2基因的克隆和表达研究。

• with the odorant genes in hand, dr. bargmann could apply genetics to figuring out how the worm’s sense of smell worked.

  有气味基因在手，巴格曼博士就能把遗传学应用到蛔虫嗅觉是怎样运作的问题上。

• however, their low expression in head and thorax for both genes, as well as in abdomen for cyp4l15 suggested that these genes had other functions besides the odorant degradation.

  此外，cyp4l15在腹部还有少量表达。多组织分布特点暗示两个基因可能担负包括气味降解在内的多种功能。

• in the fruit fly, the best-studied odor detectors, odorant receptors, are found on only about 70 percent of olfactory neurons.

  研究最透彻的是果蝇的气味感受器，发现它只有70%的嗅觉神经。

• in this paper, the olfactory response is divided into four related primary processes, they are: (1) convection and diffusion of odorant molecules to the olfactory region of the nasal cavity;

  本文把嗅觉反应描述为如下四个连续的过程：（1）空气中的气味分子，通过鼻腔的对流与扩散作用，到达嗅区；

• odorant binding proteins are thought to play an important role in insect for perceiving odorant molecule.

  在昆虫感受外界气味分子的嗅觉反应中，气味结合蛋白发挥了重要的作用。

• insect osns express two types of odorant receptor (or): conventional ors, highly divergent family of receptors that are expressed in small subpopulations of osns;

  昆虫的嗅觉神经元表达两类气味受体： 一是传统气味受体，该类受体同源性较低，在少部分嗅觉神经元中表达；