Definition
to pursue someone or something that is in motion away from you
追趕…；追逐…
He saw her leave the café and immediately ran after her.
他看到她離開咖啡館，立刻追了上去。
The puppy excitedly ran after its owner, eagerly dashing forward.
小狗興奮地追著主人，急切地往前衝。
He wanted to catch the escaping cat, so he ran after it desperately.
他想抓住逃跑的貓，於是拼命地追了上去。