certainlyKK [ˋsɝtənli] /ˈsɝtənli/副詞1確實、無疑、肯定The new policy will certainly affect small businesses in the area.新政策肯定會影響這一帶的小型企業。2當然、沒問題用於回答"Could you send me the file?" "Certainly, I'll do it now."「可以把檔案寄給我嗎?」「當然,我現在就寄。」3絕對不、當然不用於否定I certainly didn't agree to pay for the whole trip.我絕對沒有答應要負擔整趟旅程的費用。