having a magical or pleasantly unreal quality; dreamlike. "a slow dreamy melody"
adjective [原级] 恍惚的,出神的;轻柔的,梦幻的;不切实际的,爱空想的;美妙的,极好的
If you describe something as dreamy, you mean that you like it and that it seems gentle and soft, like something in a dream. 如梦般轻柔的