v lengthen in time; cause to be or last longer
v lengthen or extend in duration or space
s relatively long in duration; tediously protracted
s drawn out or made longer spatially
a. 延续的, 长时间的
1. The meeting was prolonged due to many questions from the team.
由于团队提出了很多问题，会议被延长了。
2. She experienced prolonged pain after the accident.
她在事故后经历了持续的疼痛。
3. Prolonged exposure to the sun can harm your skin.
长时间暴露在阳光下会对你的皮肤造成伤害。