bcoa
查询英语单词中文释义、音标、发音和例句。
bcoa
英
[bcoa]
美
[bcoa]
中文释义
abbr. Bituminous Coal Operators Association <美国>烟煤经营者协会; Bituminous Coal Operators of America 美国烟煤经营者协会
单词分析
单词结构:
bcoa
字母数:4
记忆提示
🎯 重点记忆:
- 单词拼写:bcoa
- 核心含义:abbr. Bituminous Coal Operators Association <美国>烟煤经营者协会; Bituminous Coal Operators of America 美国烟煤经营者协会
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更新时间:2026-08-27 23:15:08