The manager said with certainty that the shipment would arrive by Friday morning.

經理很確定地說，這批貨會在星期五早上前送達。

We cannot predict with any certainty how the market will react to the merger.

我們無法確切預測市場對這次合併會有什麼反應。

After reviewing her references, the hiring team felt certainty that she was the right candidate.

看過她的推薦人資料後，招募團隊確信她就是合適的人選。