1. It's so confusing switching to a new system. 转换到新系统会令人很困惑。
2. There's a high energy cost in switching from a regular metabolism to an almost-no-water metabolism. 从常规的新陈代谢转换为几乎无水的新陈代谢会消耗大量的能量。
3. When performing, he positions his instruments in a way that is deliberately inconvenient, so that switching from guitar to organ mid-song involves a mad dash across the stage. 在表演时，他故意让自己的乐器摆出一种不方便的方位，使他在演唱中途从吉他切换到管风琴时需要在舞台上疯狂地奔跑。
4. Saying "Goodbye" to mom and then "Guten tag" to your teacher, or managing to ask for a crayola roja instead of a red crayon, requires skills called "inhibition" and "task switching". 道别时对妈妈说 “Goodbye”，对老师说 “Guten tag”，或者要红色蜡笔时不说 “red crayon”，而说 “crayola roja”，这都需要调动“约束任务”和“切换任务”的技能。
5. Unlike the song sparrow, which repeats one of its several song types in bouts before switching to another, the warbler continuously composes much longer and more variable songs without repetition. 北美歌雀在切换到另一种类型之前，会一声一声地重复其中的一种，与之不同的是，北美歌雀会连续地创作更长的、更多变的歌曲，而不会重复。
