perusal

细读

【例】Regarding our stock shirts, we are enclosing a list for your perusal [study] .

关于我方衬衫现货，现附上明细单一份，供研究斟酌。

pervasive

普遍流行的

【例】Modern marketing is a pervasive social activity.

现代营销学是一种无处不在的社会活动。

phase

【1】阶段

【例】Their new desktop computer is still in the research phase.

他们的新型电脑仍处于研究阶段。

【2】phase in分阶段引进，逐步实行

【例】The company is planning to phase in its increases in payments to the experienced workers.

公司正计划逐步实行增加有经验的工作人员的工资。

【3】phase out分阶段停止，逐步停止

【例】The makers have decided to phase out the production of this car.

制造商已决定逐步停止生产这种小汽车。