sealed beam unit
查询英语单词中文释义、音标、发音和例句。
sealed beam unit
英
[sealed beam unit]
美
[sealed beam unit]
中文释义
封闭式灯光组
单词分析
单词结构:
sealed beam unit
字母数:16
记忆提示
🎯 重点记忆:
- 单词拼写:sealed beam unit
- 核心含义:封闭式灯光组
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更新时间:2026-08-31 11:29:45