coal bone
查询英语单词中文释义、音标、发音和例句。
coal bone
英
[coal bone]
美
[coal bone]
中文释义
煤质页岩 ; 骨煤
单词分析
单词结构:
coal bone
字母数:9
记忆提示
🎯 重点记忆:
- 单词拼写:coal bone
- 核心含义:煤质页岩 ; 骨煤
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更新时间:2026-08-31 08:39:36