primary protective s
查询英语单词中文释义、音标、发音和例句。
primary protective shielding
英
[primary protective shielding]
美
[primary protective shielding]
中文释义
原级防护屏蔽
单词分析
单词结构:
primary protective shielding
字母数:28
记忆提示
🎯 重点记忆:
- 单词拼写:primary protective shielding
- 核心含义:原级防护屏蔽
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更新时间:2026-08-30 01:24:21