up·thrust
noun/ˈʌpθrʌst/
/ˈʌpθrʌst/
[uncountable]- (physics) the force with which a liquid or gas pushes up against an object that is floating in it
（液体或气体对漂浮物的）上推力 - (also uplift)(geology) the process or result of land being moved to a higher level by movements inside the earth
（地壳的）隆起，上升；抬升