shifting

Refers to sand dunes that are constantly changed by the wind; also used metaphorically for something unreliable.

equilíbrio inconstante

Often used in the context of power, influence, or opinion (e.g., shifting balance of power).

Frequentemente usado no contexto de poder, influência ou opinião (por exemplo, o equilíbrio de poder inconstante).

maré oscilante

Refers to the changing direction of the sea tide; often used metaphorically for changing opinions or circumstances.

uma tendência ou opinião em mudança

aliança inconstante

Refers to alliances, especially political or military, that are not stable and change over time.

Refere-se a alianças, especialmente políticas ou militares, que não são estáveis e mudam com o tempo.

Used to describe a change in loyalty, often in a political or personal context.