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to break off; to come to an end; to be interrupted; to be cut short; to pause
通信が途中で跡切れて連絡が取れなくなった。
Communication was cut off midway, making contact impossible.
雨が跡切れると空に虹が架かった。
When the rain stopped, a rainbow appeared in the sky.
資金援助が跡切れたため事業が頓挫した。
The project stalled because financial support was cut off.