in a graded series

[in a graded series]
[in a graded series]

中文释义

按照循序渐进的顺序

单词分析

单词结构:

in a graded series

字母数:18

记忆提示

🎯 重点记忆:

  • 单词拼写:in a graded series
  • 核心含义:按照循序渐进的顺序