確定I think the quotation is from Volume 5, but you'd better make sure. 我覺得這段引文摘自第五卷, 不過你最好核實一下。We made sure the experiment would be a success. 我們相信這個實驗會非常成功。
肯定, 無疑Without a careful check, no one knows for sure what has gone wrong with the machine. 如不仔細檢查, 誰也不能肯定機器出了什麼毛病。No one knows for sure what happened to Bill. 沒有人確切知道比爾出了什麼事。
(用以表示所發生的與預料的相符)果然如此; 果真I said it would happen, and sure enough it did. 我說過要有這樣的事, 果然如此。We said things would turn out well, and sure enough they did. 我們說過情況會好轉的, 果然如此。
當然I have been luckier than a lot of people, sure thing, but that doesn't mean I am satisfied with things as they are. 我一直比很多人幸運, 當然這並不說明我已滿足現狀。Do you want to come too? sure thing! “你也想來嗎?” “當然了!”