Molecular markers are a pieces of DNA sequence polymorphisms that associated with a particular gene or trait. Molecular markers allow selection for these traits to be done on the basis of a simple laboratory test on a small amount plant tissue, rather than direct measurement of the character itself.的翻译：正在翻译，请等待... 什么意思？中文翻译英文，英文翻译中文，怎么说？

分子标志是脱氧核糖核酸联合一个特殊基因或特征的序列多形性片断。分子标志允许选择为了这些特征能根据对少量植物组织的一次简单的实验室试验完成，而不是字符的直接测量。