As I've continued to whittle down the apps I use I don't really feel a need to distinguish between "essential" apps and nice to have apps. The survivors are now just the set that I truly use day to day.
From sketching ideas to getting work done, Apple Pencil and Magic Keyboard unlock new levels of creativity and productivity on iPad Air.4 Apple Pencil (USB-C) and Apple Pencil Pro offer users two incredible options. Apple Pencil (USB-C) is a great value for essential tasks like note taking and sketching, and Apple Pencil Pro delivers the ultimate experience, enabling users to take advantage of capabilities such as squeeze and barrel roll to bring their ideas to life in entirely new ways. Apple Pencil Pro also supports Find My, helping users locate it if misplaced.
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（作者为中国人民大学文学院教授）
第二百三十七条 本章第二节规定的船舶装载的非持久性燃油以及除第二节规定的船舶之外的其他船舶装载的燃油造成的油污损害责任适用本节规定。