单词	junk DNA
释义	junk DNA noun : a region of DNA that usually consists of a repeating DNA sequence, does not code for protein, and has no known function Word History First Known Use 1963, in the meaning defined above Medical Definition junk DNA noun ˈjəŋk-  : a region of DNA (as spacer DNA) that usually consists of a repeating DNA sequence, does not code for protein, and has no known function
随便看	rock-built rock-faced rock-fill rock-hard rock-ribbed rock-shelter rock-solid rockabies rockabillies rockabilly rockaby rockabye rockabyes rockahominy Rockall rockaway rockaways rockbell rockberry rockbird rockbound rockbounder rockboundest rockbridgeite rockchucks

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。