adv.无限期地,不定期地,不明确地,遥遥无期地
I couldn't stay there indefinitely.
我不能无限期地呆在那里。
A perennial is a plant that lives indefinitely.
多年生植物是指能存活很多年的植物。
We regret to inform you that you are being furloughed indefinitely.
我们遗憾地通知您,您将要无限期地在家待岗。