$duration.d2Definitiondefault$duration.d2100msReferences이름action-sheet/base/enabled/backdrop/enterDurationaction-sheet/base/enabled/backdrop/exitDurationdialog/base/enabled/backdrop/enterDurationdialog/base/enabled/backdrop/exitDurationdialog/base/enabled/content/exitDurationextended-action-sheet/base/enabled/backdrop/enterDurationextended-action-sheet/base/enabled/backdrop/exitDurationmenu-sheet/base/enabled/backdrop/enterDurationmenu-sheet/base/enabled/backdrop/exitDurationsnackbar/base/enabled/root/exitDuration