prolong the period o
查询英语单词中文释义、音标、发音和例句。
prolong the period of validity
英
[prolong the period of validity]
美
[prolong the period of validity]
中文释义
延长有效期
单词分析
单词结构:
prolong the period of validity
字母数:30
记忆提示
🎯 重点记忆:
- 单词拼写:prolong the period of validity
- 核心含义:延长有效期
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更新时间:2026-09-21 16:21:14