最終更新日：2025/12/06
Before the conference, attendees were surprised by the unexpected registration fee that covered administrative costs and venue charges.
正解を見る
Before the conference, attendees were surprised by the unexpected registration fee that covered administrative costs and venue charges.
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元となった例文
会議の前に、参加者たちは事務費や会場費をまかなうための予想外の登録料に驚いた。
