incomparable

形容词 incomparable:

1. such that comparison is impossible; unsuitable for comparison or lacking features that can be compared
   同义词：uncomparable

1. I've never seen such an incomparable couple.
   我从未见过如此不般配的一对。
2. She sang an incomparable song.
   她唱了一首无与伦比的歌。

in.com.pa.ra.ble

adj.（形容词）
Being such that comparison is impossible; incommensurable.
无法比较的；不可比拟的
So outstanding as to be beyond comparison; unsurpassed.
无与伦比的，最好的：如此出色以至无与伦比的；无法超越的

【引伸】
incom.parabil.ity 或
incom.parableness
n.（名词）
incom.parably
adv.（副词）