这个句型的字面意思是"不能更好了",也就是"最好,很好"。可以用来评论某食物,也可以用来回答别人的问好。 1. It couldn't be better. 很好。 2. My work this month couldn't be better. 我这个月的工作很好。 3. Hi. How are you? Couldn't be better. 嗨,你好吗?很好。 A: How is your business going? 生意怎么样? B: Business couldn't be better. 生意很好。 A: Really? Maybe I should work for you. 是吗?我似乎应该替你做事。 B: Welcome. I could use the help. 欢迎。我会需要你的帮忙。