æ¯è¾å°éç说æ³æ¯promoteï¼ï¼å¸¸ä¸toè¿ç¨ï¼æåï¼æ¢å Our teacher has been promoted to headmaster. æ们çèå¸å·²è¢«æåä¸ºæ ¡é¿äºã The young army officer was promoted (to the rank of) captain. é£ä¸ªå¹´è½»çéååå®å·²è¢«æå为ä¸å°ã
ç¸åâé级âå为demotionï¼å¦ was demoted from captain to lieutenant; ç»é¢é为å¯æï¼ a noncommissioned officer broken to the ranks; ä¸ä¸ªè¢«é级è¡ä½è¿æªåä»»å½çåå®ï¼