give a promotion to or assign to a higher position
make publicity for; try to sell (a product)
be changed for a superior chess or checker piece
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
例句
用作形容词 (adj.)
I was tugging for a chance to be promoted. 我正努力谋求一个升迁的机会。