A：They are a nice middle-aged couple, just like us.
他们是一对幸福的中年夫妻，就像我们一样。
B：If they are just like us, they are not middle-aged.
要是像我们一样，他们就不是中年人了。
A：Of course they are.
当然是。
B：Middle-aged means in the middle, Ethel, middle of life. People don't live to a hundred and fifty.
中年意味着在中间，埃塞尔，一生的中间时段。可是谁也活不到150岁。
A：Oh, we are the part on the edge of middle. That's all.
哦，我们是在中年的边缘，如此而已。
B：Oh, you know, we are not middle-aged. You're old, and I'm aging.
你知道，我们不是中年人了，你老了，我也不年轻。
A：Oh, fool! You're nearly seventy and I'm in the low sixties. Would you like to spend the rest of the afternoon squabbling about this?
哦，傻瓜，你快70了，我也是60多。你打算就这一点和我争论到天黑吗?
B：I can if you like.
行啊，只要你愿意。