劍橋詞典

the process of improving the quality or usefulness of something, or of giving a person a more important job
升級(jí)；提高；提升（某人）
The Centre has approved projects worth about Rs 40 crore for the upgradation of industrial estates in the city . 中心批準(zhǔn)了價(jià)值4億盧比的項(xiàng)目，對(duì)城內(nèi)的工業(yè)區(qū)進(jìn)行升級(jí)改造。 返回 upgradation