prolong

/prəˈlɔŋ/

lengthen in time; cause to be or last longer

Chinese meaning: 延长；拖延

The doctor advised him to rest to avoid prolonging his recovery time.

医生建议他休息，以免延长康复时间。

Prolonged exposure to the sun can cause serious skin damage.

长时间暴露在阳光下会导致严重的皮肤损伤。