要完成马拉松，跑步者必须有巨大的耐力。

To complete a marathon, runners must have immense ___stamina.

她非凡的耐力使她能够维持长时间的工作。

Her remarkable ___stamina enabled her to sustain long working hours.

精神耐力对于面临持续压力的专业人士至关重要。

Mental ___stamina is crucial for professionals facing constant pressure.