英语词汇retrogression的意思、用法及释义-英汉双解词典

单词	retrogression
释义	retrogression n[U] return to a less advanced state; decline 退步; 退化; 衰退; 衰落.
随便看	speedy speleological speleologist speleology spell spellbinder spellbinding spellbound speller spelling spelt spend spender spendthrift spent sperm spermaceti spermatozoon spermicidal spermicide sperm whale spew sp gr sphagnum -sphere

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