常见例句雙語例句The present invention provides a fixed focus handy ovulation tester, the said ovulation tester comprising an inner casing (1), having a top and a bottom end;本發明提供一種手持式固定焦距排卵測試儀，該排卵測試儀包含具有 頂耑和底耑的內套（1）；ip.com 返回 casing tester