你的房间真不错用英文怎么说

"Your room is really nice" 或 "Your room looks great" 。

这句话的来源是说话人对对方的房间有一种好评，表达了对对方房间的赞美。

例句:

"Your room is really nice, I love the decor." (你的房间真不错，我喜欢你的装饰。)
"Wow, your room looks great! Did you just redecorate?" (哇，你的房间看起来很棒！你刚刚装修了吗？)