Not satisfying one's perception of what is perfect.
不理想的；普通的
we have all had unideal parents
我们的父母都不完美。
Example sentencesExamples
It represents an unideal existence; a flawed, broken world of all that we hate, fear, and dread; a nightmare world.
The mutual bank will never show anybody that paper money which is never convertible can ever be made steadily useful in an unideal world, either with or without a government fiat.
Since MPEG-2 is unideal for editing, many/most video editors don't support MPEG-2 input files.
Hence Elgar's missive might be decoded to read, " Whether you are as nice as Sugar and Spice or only as unideal as I am.’
It, as a romance, displays the fulfillment of desire and, as a comedy, the upward movement from the unideal to the ideal.