marker

英 [ˈmɑːkə(r)]

美 [ˈmɑːrkər]

n.  (表示方位的)标记，记号; 标志; 标识; 表示; 记号笔; 毡头笔

复数：markers　

IELTSTEM8计算机

Collins.1 / BNC.5007 / COCA.4811

牛津词典

noun

• （表示方位的）标记，记号
  an object or a sign that shows the position of sth
  1. a boundary marker
     界标
  2. He placed a marker where the ball had landed.
     他在球落地的地方放了个标记。
• 标志；标识；表示
  a sign that sth exists or that shows what it is like
  1. Price is not always an accurate marker of quality.
     价格并不总是质量的准确标志。
• 记号笔；毡头笔
  a pen with a thick felt tip
• 阅卷人；判作业的人
  a person who marks/grades students' work or exam papers
• 紧逼防守的队员；钉人的防守队员
  a player who stays close to a player on the other team in order to stop them getting the ball

柯林斯词典

• N-COUNT (表示方位的)标记，路标，记号;（起提示作用的）标示物
  Amarkeris an object which is used to show the position of something, or is used to help someone remember something.
  1. He put a marker in his book and followed her out.
     他在书里夹了一个书签后便随她出去了。
  2. ...lines of weathered stone markers sticking up from the desert.
     矗立在沙漠里的一排排饱经风吹日晒的石头路标
• N-COUNT （品质或特点的）标志，代表
  If you refer to something as amarker fora particular quality or feature, you mean that it demonstrates the existence or presence of that quality or feature.
  1. Vitamin C is a good marker for the presence of other vitamins and nutrients in frozen food.
     维生素C的存在是冷冻食品里存在其他维生素和营养成分的很好说明。
• N-COUNT 记号笔，毡笔(笔头较粗，由毡毛制成，用于绘画和着色)
  Amarkeror amarker penis a pen with a thick tip made of felt, which is used for drawing and for colouring things.
  1. Draw your child's outline with a heavy black marker.
     用浓黑色的毡笔画出你孩子的轮廓。

英英释义

noun

• some conspicuous object used to distinguish or mark something
  1. the buoys were markers for the channel
• a writing implement for making a mark
• a distinguishing symbol
  1. the owner's mark was on all the sheep
  Synonym:markingmark

双语例句

• The development of fish functional genomics and molecular marker techniques provides chance for screening functional genes or molecular markers related to disease-resistance.
  鱼类功能基因组和分子标记技术的发展为筛选鱼类抗病相关功能基因和分子标记提供了机遇。
• Objective to explore the application and advance on molecular marker technology in medicinal plant researches.
  摘要目的了解分子标记在药用植物研究中的应用及进展。
• He put a marker in his book and followed her out.
  他在书里夹了一个书签后便随她出去了。
• You have to go as fast as you can to the marker under this helicopter.
  你有去那么快，您可以到标记下，这架直升机。
• Single nucleotide polymorphisms ( SNPs) is another new genetic marker studied after human genome project.
  单核苷酸多态性是在人类基因组计划后，进行研究的一项新的遗传标记。
• The selectable marker makes identification and characterization of that gene straightforward.
  选择标记可以直接对该发育基因进行识别和鉴定。
• He took some arrows and then he pressed his marker, he's gone.
  他中箭了然后按下了传送器，就消失了。
• Building on previous animal and human research, the study identifies an electrophysiological marker for threat in the brain.
  基于之前对动物和人类的研究，该研究确定了一个反映大脑中威胁的电生理指标。
• Vitamin C is a good marker for the presence of other vitamins and nutrients in frozen food.
  维生素C的存在是冷冻食品里存在其他维生素和营养成分的很好说明。
• Analysis of different resistant materials with this marker proved its specificity for the M4 gene.
  对不同抗源材料的扩增分析表明该标记是M4基因的特异标记。