我这是替你高兴
“I'm happy for you.”
THE DIALOGUE REEL
我看你今天也挺高兴啊
“You look pretty happy today.”
我 这是 替你高兴
“I'm happy for you.”
你们俩什么关系
“What's going on between you two?”
Direct spoken expression in this communicative setting.
Explicitly stating '替你高兴' reinforces camaraderie and solidarity by showing one's emotional state is synchronized with the friend's fortune.
LEARNING CHUNKS & PARTICLES
happy for you
A standard, friendly formula to express shared joy and goodwill toward someone else's good news.