unstained

英

美

adj.  纯净的；无瑕庇的；无污点的; 未染色（污染）的

BNC.40098 / COCA.41880

英英释义

adj

• (of reputation) free from blemishes
  1. his unsullied name
  2. an untarnished reputation
  Synonym:stainlessunsullieduntainteduntarnished
• not stained
  1. An apron keeps his clothing unstained
• without soil or spot or stain
  Synonym:unsoiledunspotted
• not having a coating of stain or varnish
  Synonym:unvarnished

双语例句

• Method: Cytotoxicity of colored and unstained orthodontic bracket and wire against human gingival fibroblast ( HGF) was investigated with MTT assays and the cell DNA proliferation index ( PI) of cell groups was assessed through flow cytometry.
  方法：用MTT比色法评价彩色弓丝和未染色弓丝和托槽的细胞毒性，并用流式细胞仪法（FCM）检测细胞群落的DNA增殖指数。
• And thou present'st a pure unstained prime.
  而你的正是纯洁无瑕的初春。
• If the chitosan repaired the crushed membranes then the spinal cord tissue would be unstained, but if the chitosan had failed, the spinal cord neurons would be flooded with the fluorescent dye.
  如果修复被压垮的壳聚糖膜，然后脊髓组织将不染，但如果没有壳聚糖，脊髓神经细胞会被淹没的荧光染料。
• In the control group, FOS was feeble stained, and the nucleus was unstained.
  对照组FOS蛋白基本不表达，细胞着色很弱，胞核未被染色。
• Image processing of unstained bovine liver catalase thin crystal
  无染色牛肝过氧化氢酶薄晶的图象处理
• The third kind is neither ChAT-positive nor Nestin-positive cells, with neuron-like character and unstained cytoplasm.
  第三类为Nestin和ChAI，抗体反应阴性细胞，其细胞浆中未着色，细胞具有神经元形态特征。
• One of washing cloth is unstained white fibre, the other is color fiber.
  水洗的衣物一是未经染色的白色织物，另一种是可以进行水洗的有颜色织物。
• BCB stained oocytes and unstained oocytes had different status of apoptosis.
  经BCB染色后卵母细胞在成熟后的凋亡情况不一样。
• Results: There was a significant difference in the sperm head unstained rate and hyposmotic swelling rate among fertile, infertile and azoospermia group ( P0.01).
  结果：生育组、不育组、无精子症组伊红Y精子头部未着色率和低渗肿胀率的比较有显著性差异（P001）。
• Tess is an example of the destructive effect of society's pressure and conventions upon a nature naturally pure and unstained.
  苔丝是一个本性纯洁却被社会压力和传统偏见无情摧毁的典型女性形象。