"Looking back with 20/20" 什么意思?感觉像是一个习惯表达，估计有什么来源或者说头，例句：This fountain of regret is looking back with 20/20.

"Looking back with 20/20" 什么意思?感觉像是一个习惯表达，估计有什么来源或者说头，例句：This fountain of regret is looking back with 20/20.
"Looking back with 20/20" 什么意思?
感觉像是一个习惯表达，估计有什么来源或者说头，例句：
This fountain of regret is looking back with 20/20.

"Looking back with 20/20" 什么意思?感觉像是一个习惯表达，估计有什么来源或者说头，例句：This fountain of regret is looking back with 20/20.
"事后诸葛亮"
20/20源自医学中的视力测试,指正常视力,即能看清20英尺以外的直径为1/3英寸的字母的视力.

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