free sampling
查询英语单词中文释义、音标、发音和例句。
free sampling
英
[free sampling]
美
[free sampling]
中文释义
任意抽样
单词分析
单词结构:
free sampling
字母数:13
记忆提示
🎯 重点记忆:
- 单词拼写:free sampling
- 核心含义:任意抽样
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更新时间:2026-08-29 05:39:47