manless coal face
查询英语单词中文释义、音标、发音和例句。
manless coal face
英
[manless coal face]
美
[manless coal face]
中文释义
[矿业] 无人采煤工作面
单词分析
单词结构:
manless coal face
字母数:17
记忆提示
🎯 重点记忆:
- 单词拼写:manless coal face
- 核心含义:[矿业] 无人采煤工作面
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更新时间:2026-09-01 07:52:18