light and sound sign
查询英语单词中文释义、音标、发音和例句。
light and sound signal certificate
英
[light and sound signal certificate]
美
[light and sound signal certificate]
中文释义
[网络] 声光信号设备证书
单词分析
单词结构:
light and sound signal certificate
字母数:34
记忆提示
🎯 重点记忆:
- 单词拼写:light and sound signal certificate
- 核心含义:[网络] 声光信号设备证书
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更新时间:2026-09-25 16:25:02