prer一种竹筏PREabbr.Petroleum Refining Engineer炼油工程师prednazate泼那扎特premuffler前置消声器prezynogen母酶原prenylamid双苯丙胺, 心可定preionizedadj.预电离的prebendaryn.受俸者premedicaladj.医学预科的prebiotics益生元preimaging预成像prelacteal哺乳前的