词汇	1- 4-Pyridyl -2-acetone
释义	1- 4-Pyridyl -2-acetone 1-4-吡啶基-2-丙酮
随便看	system of Party congresses with a fixed term system of Party school system of paying compensation for using funds system of paying tribute system of peer review system of penal execution period system of penalty system of penalty measurement system of people athletic service System of People Juror system of people's assessors system of people's congress system of performance appraisals system of periodical maintenance system of person system of personal reposibilty of post system of personal responsibility system of personnel placement system of personnel training system of PE teaclfing system of philosophy system of phrase system of physical quantities system of pilotage system of pipes