be unsparing in one's efforts

[be unsparing in one's efforts]
[be unsparing in one's efforts]

中文释义

不遗余力

单词分析

单词结构:

be unsparing in one's efforts

字母数:29

记忆提示

🎯 重点记忆:

  • 单词拼写:be unsparing in one's efforts
  • 核心含义:不遗余力