suddenly (stop, come to an end, etc.)
擬音語・擬態語
会議が長引いたが、議題が一つ終わると、全員の議論がパタッと途絶えた。
- The meeting dragged on, but as soon as one agenda item was finished, everyone's discussion came to a sudden halt.
彼女が突然転職すると言い出したので、会話がパタッと途切れてしまった。
- Since she suddenly said she was changing jobs, the conversation just came to a dead stop.