ppbv
查询英语单词中文释义、音标、发音和例句。
ppbv
英
[ppbv]
美
[ppbv]
中文释义
abbr. parts per billion by volume 十亿分体积比
单词分析
单词结构:
ppbv
字母数:4
记忆提示
🎯 重点记忆:
- 单词拼写:ppbv
- 核心含义:abbr. parts per billion by volume 十亿分体积比
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更新时间:2026-08-29 08:39:36