un·rea·lis·tic /ˌʌnrɪəˈlɪstɪk◂/ ●○○ adjectiveadj REAL/NOT IMAGINARY#unrealistic ideas or hopes are not reasonable or sensible 不现实的,不切实际的it is unrealistic to do something It is unrealistic to expect these changes to happen overnight. 期待这些改变一夜之间就能发生是不切实际的。
Some parents have totally unrealistic expectations of teachers. 有些家长对老师抱着完全不切实际的期望。
—unrealistically /-kli/ adverbadv