to phase sth out逐步废除
phase something out逐步废止
phase-out异相;停止;逐步淘汰;中止
phase e out分阶段停止使用;逐步淘汰;使逐步淘汰
Phase-out Strategy淘汰战略
solid phase settled out相分层
phase-out t逐步淘汰
phase e out into逐步转入
cfcs phase-outcfcs淘汰
PHRASAL VERB（动词词组） If something is phased out, people gradually stop using it. 逐步淘汰
They said the present system of military conscription should be phased out.
他们说现行的征兵体系应该逐步淘汰。