词汇	research on sth
释义	research on sth 对…研究〔探讨〕
随便看	present production status present progressive present progressives present progressive tense present rate present reality tree present reasonably present recollection revived present regulations present reluctantly present requirements present research Present research and analysis report present research condition present research conditions of curcuma oil present researches present researching status present research situation present research status present research status of nisin present resource situation present resources situations present respect present respectfully with both hands present retrospection