macOS: A drag handle now appears at the top of every terminal for
Replace calls to small functions with their bodies
，这一点在whatsapp中也有详细论述
Our goal is a beautiful new design that brings joy and delight to every user experience. One that’s more personal, and puts greater focus on your content — all while still feeling instantly familiar.，推荐阅读手游获取更多信息
这种感觉从哪里来的？我试着把它拆开来看。