单词	primary cusp--protocone
释义	protocone; primary cusp原锥
随便看	library of congress classification system library of congress classification system{=lccs} library of congress computer catalog library of congress computer catalog，lccc library of congress depository catalog library of congress (lc) library of congress--lc library of congress{=lc} library of congress number library of congress subject headings library of congress subject headings{=lcsh} library of congress，lc library of data library of efficient data types and algorithms library of lessons library of subroutines library of synthesis job library organization library organization chart library organization hierarchy library organization system library orientation library package library parameter library partition