n (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1
s not based on fact; unreal
a. 想像的, 虚构的, 假想的
1. The story is about an imaginary friend who helps the main character.
这个故事是关于一个想象中的朋友,他帮助主角。
2. Children often create imaginary worlds when they play.
孩子们在玩耍时经常创造想象中的世界。
3. She has an imaginary idea of how her future will look.
她对未来的样子有一个想象中的构想。