obsolescent rank [商業(yè)]逐漸取消的職級(jí)obsolescent perishable item [經(jīng)濟(jì)學(xué)]變質(zhì)物品obsolescent item [管理學(xué)]失去時(shí)效的項(xiàng)目obsolescent housing [經(jīng)濟(jì)學(xué)]過(guò)時(shí)住房obsolescent (adj.) obsolescent adj. 荒廢的；即將過(guò)時(shí)的；逐漸被廢棄的obsolescence factor [物理學(xué)]報(bào)廢因素obsolescence clause [經(jīng)濟(jì)學(xué)]更新條款obsolescence allowance 折舊obsolescence (n.) obsolescence n. 過(guò)時(shí)；淘汰，廢棄obsolesced v.行將過(guò)時(shí)；成為廢物obsolesce (v.) obsolesce v. 使……成為廢物；使……過(guò)時(shí)obsite 均被的obsidional adj.包圍的；圍攻的obsidianite 似曜石,熔融石obsidian (n.) obsidian n.黑曜石obsessor v.著迷；困擾