换来换去用英语怎么说？

换来换去

例句

• It's sometimes tough to tell with the clown anemonefish ( Amphiprion percula ) due to its gender - bending ways. 遇上了海葵双锯鱼,有时很难分辨得出来,因为它们的性别会换来换去的.
• This means that users must switch between stylus and thumb - board, making for considerably awkward input interactions. 这就意味着使用者要经常在拇指板和手写笔之间换来换去, 使得输入起来相当不方便.
• And accoutrements of rhythmic gymnastics - the hoop, the swirling ribbon - divert from the balletic grace of the athletes. 艺术体操用的铁环和像漩涡一样的飘带在芭蕾舞一般优雅的运动员手中换来换去.