were at pains

[were at pains]
[were at pains]

中文释义

prep. 费尽力气

单词分析

单词结构:

were at pains

字母数:13

记忆提示

🎯 重点记忆:

  • 单词拼写:were at pains
  • 核心含义:prep. 费尽力气