单词	prefreshman
释义	prefreshman noun pre·​fresh·​man ˌprē-ˈfresh-mən  variants or pre-freshman plural prefreshmen or pre-freshmen : a student who is not yet a freshman offers advanced mathematics courses to prefreshmen —often used before another noun prefreshman toursa prefreshman summer course Word History First Known Use 1887, in the meaning defined above
随便看	aspiration aspiration biopsy aspiration pneumonia aspirational aspirationally aspirations aspirator aspirators aspire aspired aspirer aspirers aspires aspirin aspiring aspirins Aspis aspises aspish aspishly aspisses asplanchnic asplenia aspleniaceaes needle scratch

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