phase in
片語動詞所屬單字phased
phase in — 片語動詞
1. to gradually introduce a new system, rule, or piece of equipment so that people
1.片語動詞
釋義
逐步引入（新制度、規則或設備）
to gradually introduce a new system, rule, or piece of equipment so that people can adjust to it step by step.
例句
The company plans to phase in the four-day work week starting next January.
New safety rules were phased in over the summer to give factories time to prepare.