1. 阶段；时期
A phase is a particular stage in a process or in the gradual development of something.
e.g. This autumn, 6000 residents will participate in the first phase of the project...
今年秋天，将有6000名居民参加该项目的第一阶段。
e.g. The crisis is entering a crucial, critical phase...
目前危机正进入决定性的关键阶段。
2. 把…分阶段
If an action or change is phased over a period of time, it is done in stages.
e.g. The redundancies will be phased over two years.
裁员将在两年内分阶段进行。
e.g. ...a phased withdrawal of American forces from the Philippines.
美国从菲律宾的分阶段撤军
3. 不同步的（地）/同步的（地）；不协调的（地）/协调的（地）
If two things are out of phase with each other, they are not working or happening together as they should. If two things are in phase, they are working or occurring together as they should.
e.g. The Skills Programme is out of phase with the rest of the curriculum.
技能课程与其他课程不协调。
e.g. ...uncomfortable jet-lag symptoms of indigestion and out-of-phase sleeping and waking.
消化不良、睡眠时间混乱等不舒服的飞行时差症状
相关词组：phase inphase out