| 单词 | secondary air |
| 释义 | > as lemmassecondary air secondary air n. air supplied to a combustion zone where combustion with primary air is occurring.extracted from secondaryadj.n.< as lemmas |
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英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。