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- I regret having to make so many staff redundant. 我很遗憾不得不裁减这么多职员。
- I regret not completing the inventory on time. 我很遗憾没有按时填好库存单。
- I regret to say it's not possible. 很抱歉这是不可能的。
- We informed her with regret of our decision. 我们遗憾地把我们的决定通知她。
- He tried in every way to verify this theory. 他想一切办法来验证这个理论。
- I entirely approve of that theory. 我完全赞成那种理论。
- Seize the chance, otherwise you'll regret it. 抓住这个机会，否则你会后悔的。
- Have a care what you say or you may regret it. 当心你说的话，否则你可能会后悔的。
- Einstein put forward his new theory of relativity. 爱因斯坦提出了相对论的新学说。
- Much to my regret, I must leave you now. 很抱歉，我现在得走了。
- There is an undertone of regret in what he said. 他的话中带有悔意。
- She felt a sudden pang of regret. 她突然感到一阵怅惘的痛楚。
- This concept is at the very core of her theory. 这个概念是她理论的核心。
- We announce with regret the death of the mayor. 我们遗憾地宣布市长去世了。
- He expressed regret over the death of your father. 他对你父亲的逝世表示哀悼。
- Einstein's theory of relativity. 爱因斯坦的相对论。
- I regret the loss of her friendship. 我为失去她的友谊而遗憾。
- Practical experience belies this theory. 实际经验证明这个理论是错误的。
- I regret my ignorance on the subject. 我对自己对这个课题的无知感到遗憾。
- The vagabond began to regret his waste of time. 这个流浪汉开始后悔他虚度了光阴。
