他原以为面试只是简单聊天，没想到考官突然要求现场演示，让他猝不及防。
He had thought the interview would be just a casual conversation, but the interviewer suddenly asked him to give a live demonstration, leaving him completely caught off guard.
He had thought the interview would be just a casual conversation, but the interviewer suddenly asked him to give a live demonstration, leaving him completely caught off guard.