If you're not familiar with using the scripts menu, it lives at the upper right in the menubar and contains lots of handy little widgets that help you automate and simplify processes.
Time Machine: Adds a menubar option for accessing Time Machine features (the menu extra can be enabled in Time Machine preferences), among other things.
One of the 3, 452 enhancements Meizu implemented is the "Smart Bar, " where Meizu has somehow merged the app's bottom menubar and the system's virtual soft key bar for the sake of screen space and intuitiveness.