grading ring
查询英语单词中文释义、音标、发音和例句。
grading ring
英
[grading ring]
美
[grading ring]
中文释义
分段(屏蔽)环
单词分析
单词结构:
grading ring
字母数:12
记忆提示
🎯 重点记忆:
- 单词拼写:grading ring
- 核心含义:分段(屏蔽)环
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更新时间:2026-08-28 16:29:23