用“purple sweet potato”造句大全,purple sweet potato造句
StudyonthestabilityofanthocyanininpurplesweetpotatopowderStudyonChemicalConstituentsandAntioxidantActivityofAnthocyaninsfromIpomoeabatatasL.(purplesweetpotato)Studyonextractingpigmentofpurplesweetpota...