“随心所欲地”常见英文表达有 at will、as one pleases 或 freely according to one's own wishes（该表达较为正式、直译，日常使用频率相对前两者稍低）。具体用法示例如下：
at will：
They can enter and leave the country at will.（他们可以随心所欲地进出这个国家。）
You are free to move about the cabin at will.（你可以在机舱内随心所欲地走动。 ）
as one pleases：
You can dress as you please.（你可以随心所欲地穿着。）
People are free to express their opinions as they please.（人们可以随心所欲地表达自己的观点。 ）
freely according to one's own wishes（较正式、直译的表达）：
She could live freely according to her own wishes.（她可以随心所欲地生活。 ）