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wonder; admiration; being struck with admiration
彼女の歌声に観客は驚嘆の声を上げた。
The audience gasped in admiration at her singing voice.
職人の技術の高さに驚嘆するばかりだ。
One can only marvel at the high level of the craftsman's skill.
自然の壮大さに驚嘆せずにはいられない。
One cannot help but marvel at the grandeur of nature.