The "rub Ranking" Trend That's Dividing The Nation. Chart Which Countries Have Highest Gdp Growth Rate? Statista

Rub英[rʌb]美[rʌb] v.擦；磨；搓；（使）相互摩擦；摩擦（尤指引起疼痛或损害）涂。 n.擦；抹；搓；揉；问题；困难。 [例句]rub the surface smooth.

Global, regional, and national levels and trends in maternal mortality