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to sing at the top of one's voice; to belt out a song
to express one's feelings fully in a poem; to praise in poetry
歌手はサビを歌い上げた。
The singer belted out the chorus.
彼女は感情を込めてアリアを歌い上げていた。
She was belting out the aria with emotion.
試合前に国歌を高らかに歌い上げるのが伝統だ。
It's a tradition to belt out the national anthem loudly before the game.