英语词汇index case怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	index case
释义	index casen.（名词） The earliest documented case of a disease included in an epidemiologic study.首例病例：传染病学中某种病症最早被记录下来的病例
随便看	clambers clam chowder clam diggers clam-flat clammed clammier clammiest clamming clammy clamor clamored clamoring clamorous clamors clamour clamour clamoured clamouring clamours clamp clamp clampdown clampdowns clamped clamper

英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。