fly by, pass quickly
时间飞逝。
Time flies.
多珍贵…我们老师所教导的时光飞逝
How precious… Time flies when we’re learning from our teacher.
— 蒲公英 (1985)
时间飞逝，或许也是好事
Time flies; perhaps that’s a good thing too.
— 窃听风暴 (2006)