to state the rules or conditions of an agreement
establecer las reglas o condiciones de un acuerdo (establecer las reglas o condiciones de un acuerdo)
"Each country must lay down terms before signing the treaty."
"Cada país debe establecer las condiciones antes de firmar el tratado." (Cada pais debe establecer las condiciones antes de firmar el tratado)
to negotiate and agree on trade tariffs with another party
to gradually disappear
to reduce expenses
to continue working even during difficult times
to gradually prepare for something difficult
to improve or reach a higher standard or stage