high-grade securitie
查询英语单词中文释义、音标、发音和例句。
high-grade securities
英
[high-grade securities]
美
[high-grade securities]
中文释义
高级证券
单词分析
单词结构：
high-grade securities
字母数：21
记忆提示
🎯 重点记忆：
- 单词拼写：high-grade securities
- 核心含义：高级证券
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更新时间：2026-09-01 21:58:39