on the off chance編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看on the off chanceon the off chance — 連接詞連接詞1. just in case; because it might happen1.連接詞釋義萬一just in case; because it might happen例句I brought an umbrella on the off chance that it rains.