英语词汇“这一问题的产生由来已久”的翻译、意思、用法、释义-英汉汉英双解词典

单词	这一问题的产生由来已久
释义	这一问题的产生由来已久. The causes of the trouble are deep-seated.
随便看	site-directed site-directed immobilization site directed integration site-directed integration site-directed mutagencsis Site-Directed Mutageneses site-directedmutagenesis site directed mutagenesis site-directed mutagenesis Site-directed mutagenesis site-directed mutagen esis Site-directed mutagensis site-directed mutant site directed mutation site-directed mutation site directed mutation approach site-directed mutation approach site-directed random mutation site-directeds site direct mutagenesis site-direct mutagenesis site direct mutation site-dirrected mutagenesis site discrimination site disinfecting experiment