支持某人梦想用英文怎么说

"Support someone's dream" 的英文表达是 "to back someone's dream"。

这个表达的来源来自于动词 "back" 和名词 "dream" 的组合。"Back" 意思是支持，鼓励，而 "dream" 指的是某人的梦想。

例句:

I fully back my friend's dream of becoming a professional musician. (我完全支持我朋友成为专业音乐家的梦想。)
The company is committed to backing the dreams of its employees. (公司致力于支持员工的梦想。)
He always backs his children's dreams, no matter how unreapstic they may seem. (他总是支持他的孩子的梦想，无论它们多么不切实际。)