查询词典 sterile

He pointed out that couplings between different species were sterile.

他指出，不同物种之间的联合是没有好处的。

Wide expanses of turf grass are sterile habitats attracting less desireable "generalist" species, such as feral pigeons, starlings, cowbirds, and grackles, all of which compete with our native songbirds for food and nesting spots.

大面积的草皮是贫瘠而缺乏生产力的。只能吸引一些&俗鸟&，比如鸽子，八哥，白头鹎啥的。这些优势种的鸟类占据你的庭院，会阻碍美丽的小鸟到来。（呵呵这个作者搞鸟类歧视，我不大赞成，八哥啥的也挺好的——viccent

In different nuclear background materials, except for the 1st editing site of 48-2, editing frequency of sterile cytoplasms was all lower than that of fertile cytoplasms.

在不同核背景材料中，除48-2材料的第1位点外，不育胞质的编辑频率均低于可育胞质的编辑频率。

At present, investigations of CMS in Brassica napus have focused on three male sterile cytoplasms: ogu, nap, and pol.

目前，人们对于甘蓝型油菜雄性不育的研究主要集中于萝卜胞质不育，波里马胞质不育和nap胞质不育。

The results showed that DNA sequences of the T, C and S male-sterile cytoplasms were completely unanimous, while being compared with the N-cytoplasm, all the sequences were similar except for the 27th and 28th nucleotides.

结果表明， DNA序列在T、C、S 3种胞质中完全一致，与N胞质相比除在27、28核苷酸处不同外，其余均一致，而各胞质cDNA序列却不尽相同。

Initial concepts for the new line included filling liquid, sterile diluents in vials from 2 to 100 mL and openings from 13 to 28 mm, and involved the option of adding lyophilization capabilities at a later date.

初步的概念，新的产品线包括灌装液体，无菌稀释剂在小瓶2日至100毫升和挖掘，从13日至28日毫米，和涉及的选择，加入冷冻干燥的能力，在稍后的日期。

Four male sterile lines and nine restorer lines were used in incomplete diallel crosses to analyze the genetic effects of appearance quality traits in japonica hybrid rice by using the genetic model and analysis method for quality traits of endosperms in cereal crops.

以宁 6 7A等 4个粳型不育系与 K172 2等 9个粳型恢复系进行不完全双列杂交，采用禾谷类作物胚乳品质性状的遗传模型及其分析方法，对粳型杂交稻稻米外观品质性状进行了遗传研究。

All of the sterile pollens possessed malfunctioned exine.

不育花药中的Ca2+在花药发育的各时期均比可育花药要多。

This usually takes many flushings with sterile saline.

只有在被彻底冲洗后才能放回去。

This usually takes many flushings with sterile saline.

要用无菌盐水清洗几次才能洗干净，膀胱一定要

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。