"After school" 的意思是放学后。这个短语来源于英语中的学校（school）和放学（dismissal）的词汇。
例句：
I always do my homework after school. (我总是在放学后做作业。)
After school, I usually go to the gym. (放学后，我通常去健身房。)
My pttle sister always waits for me at the bus stop after school. (我的小妹妹总是在放学后在公交车站等我。)