Android 中的 Dimension 单位

?写道Any number followed by one of the following dimensions:
px—Actual pixels on the screen
dp (or dip)—Device-independent pixels relative to a 160dpi screen
sp—Device-independent pixels scaled by user’s font size preference
in—Inches based on physical screen size
mm—Millimeters based on physical screen size
pt—1/72 of an inch based on physical screen size
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