v. <正>促进( promote的现在分词 ); 提升; 推销; 使 （学生）升级

v contribute to the progress or growth of

v give a promotion to or assign to a higher position

v make publicity for; try to sell (a product)

v be changed for a superior chess or checker piece

v change a pawn for a better piece by advancing it to the eighth row, or change a checker piece for a more valuable piece by moving it to the row closest to your opponent