be alert to sth
查询英语单词中文释义、音标、发音和例句。
be alert to sth
英
[be alert to sth]
美
[be alert to sth]
中文释义
警惕
单词分析
单词结构:
be alert to sth
字母数:15
记忆提示
🎯 重点记忆:
- 单词拼写:be alert to sth
- 核心含义:警惕
最近查询:
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更新时间:2026-09-01 17:54:13