flotation

/floʊˈteɪʃən/ 名词 C1

中文：漂浮、浮选

A state of floating, or being afloat. (countable, uncountable)
The ability (as of a tire or snowshoes) to stay on the surface of soft ground or snow. (countable, uncountable)
A process of separating minerals by agitating a mixture with water and detergents etc; selected substances being carried to the surface in air bubbles. (countable, uncountable)

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