プログレッシブ和英中辞典(第３版)の解説
きょうい【驚異】
(a) wonder
驚異的｜wonderful; surprising; ((米)) marvelous，((英)) marvellous
- 天体の驚異
the wonder of heavenly bodies - 驚異の目を見張る
stare in wonder／look with wonder ((at)) - 学生がみな英会話がうまいのは驚異だった
I 「was surprised [marveled] at the fact that all the students were so good at speaking English. - 彼の発明は驚異的だ
That invention of his is a wonder [marvel].