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Axenic culture A culture that consists of only one type of organism or cell, i.e. it is not contaminated by any other organisms or cells.

无菌培养：无菌条件下培养一种类型的细胞或者生物体，这种培养不会被其他的细胞或生物体所污染。

Since there is more than one type of acne, Azelaic acid is only effective in treating acne conditions that are directly infected with bacteria.

自发现暗疮原来是有很多种类后，使采用杜娟花酸去治疗有细菌的患处了。

Five types of compounds were synthesized via modification of the leading compounds, Mannich bases of cyclopentanones. Among the target compounds, one type was aromatic amine derivatives of a leading compound, three were Mannich bases of a - benzylidene cyclopentanone, the fifth was a Mannich base of a - benzyl cyclopentanone.

以具有抗炎活性的环戊酮Mannich碱为先导化合物进行结构改造，设计合成了一类已知化合物的芳胺Mannich碱衍生物，三类α-苯亚甲基环戊酮Mannich碱类化合物，一类α-苄基环戊酮Mannich碱类化合物。22个目标化合物的结构经核磁共振氢谱、红外光谱和质谱检测确证。

The study confirmed that the range of sensilla on the maxillary palps included two types of basiconic sensilla, which are both mechanosensory and chemosensory, and one type of campaniform sensilla.

研究证明分布在下颚须上的感器类型包括两种锥形感器(兼有机械感受器和化学感受器的功能)和一种钟形感器。

In the 18th century, the term was used derogatorily to describe painters specializing in one type of picture, such as flowers, animals, or middle-class life.

风俗」一词起源于18世纪的法国，指专门画一种东西，如花卉、动物或中产阶级生活的画家。

In the 18th century, the term was used derogatorily to describe painters specializing in one type of picture, such as flower s, animals, or middle-class life.

风俗」一词起源于18世纪的法国，指专门画一种东西，如花卉、动物或中产阶级生活的画家。

The wetland distribution structure is restricted by geomorphy and overall has a scattered characteristic, but with relative concentration of one type.

香格里拉县湿地分布格局受地貌的控制，具有总体上分散、各类型又相对集中的特点。

The Lyb genes were novel members of Y-box gene family containing a conserved cold-shock domain with two RNA binding motifs (RNP-1 and RNP-2). Moreover, phylogenetic analysis revealed that there was only one type of Y-box gene before the emergence of gnathostomata. By contrast, the Y-box gene were divided into three groups, YB1, YB2, and CSDA during evolution of jawed vertebrates.

此外， 从Swiss-Prot下载了经实验验证过的Y-box蛋白序列数据，结合实验克隆得到的Lyb基因所编码的氨基酸序列构建系统发育树，发现Y-box基因在有颌类出现以前只有一种类型，有颌类出现以后， Y-box基因分化成YB1、YB2和CSDA三种类型。

Haematite usually forms in water , but not always one type forms at the high temperatures found in volcanoes .

地球上，赤铁矿通常形成于水中，但也并非没有例外，特别的，火山的高温也能促成赤铁矿的形成。

On Earth , haematite usually forms in water , but not always one type forms at the high temperatures found in volcanoes .

地球上，赤铁矿通常形成于水中，但也并非没有例外，特别的，火山的高温也能促成赤铁矿的形成。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。