She has four costume changes during the play.

她在这出戏里要换四次服装。

《牛津词典》

In Europe, taxes account for up to four-fifths of the retail price, so even quite big changes in the price of crude have a more muted effect on pump prices than in the past.

在欧洲，税收占汽油零售价的比例高达五分之四，因此，即使是原油价格发生了相当大的波动，对油品价格的影响也比过去要更轻微。

youdao

Brain changes in the mice lasted for more than four months, equivalent to years in humans.

老鼠大脑的变化持续了至少四个月，相当于人类的好几年。

youdao

The duo were two of four changes to the Australia side that surrendered so meekly in Adelaide, as the hosts opted for a four-pronged pace attack and left out left-arm spinner Michael Beer.

BBC: Ashes: Chris Tremlett puts England in command

The Stoke boss made four changes to the side which played out an uninspiring goalless draw against Sunderland, with Andy Wilkinson, Lawrence, Rory Delap and Fuller all drafted into the starting line-up.

BBC: Stoke 3-0 Blackburn

The game reverted to its earlier malaise, and the visitors made four changes in quick succession, while Rees also returned from the bin.

BBC: Edinburgh 16-3 Cardiff Blues