operation maintenanc
查询英语单词中文释义、音标、发音和例句。
operation maintenance
英
[operation maintenance]
美
[operation maintenance]
中文释义
作维护
单词分析
单词结构:
operation maintenance
字母数:21
记忆提示
🎯 重点记忆:
- 单词拼写:operation maintenance
- 核心含义:作维护
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更新时间:2026-09-21 09:11:52