英语词汇main sources of pollution怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	main sources of pollution
释义	main adj — 主 adj • 主要 adj • 正 adj • 主干 adj sources pl — 资源 pl • 源头 pl pollution n — 污染 n main n — 主体 n source n — 源 n • 来源 n • 本 n • 原 n • 源泉 n • 本源 n • 发源 n • 來源 n • 源点 n • 内源 n • 发源地 n • 出处 n • 源头 n • 根源 n • 产地 n • 消息来源 n • 渊源 n source v — 寻找货源 v of — 的
随便看	held-to-maturity debt security held-to-maturity investments held to maturity investments are non-derivative held to maturity securities held to ridicule held to standards held to the light held training held two meetings held under a joint held under custody held under leases held under occupation held under the auspices held under the motto held under the patronage of held unenforceable held unlawful held up as role models held up better held up high held up in traffic held upright held-up-to-date held up very well

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

main adj —