千篇一律 all the same
Explanation
比喻事物毫无新意，都一个样子。
It is used to describe things that are all the same and lack originality.
Origin Story
从前，在一个偏远的小村庄里，住着一位名叫张三的木匠。张三手艺高超，雕刻的木偶栩栩如生，深受村民喜爱。可是，张三总是按着一个固定的模式制作木偶，无论大小，无论造型，都千篇一律，没有一点变化。有一天，村里来了一个老艺人，他看到张三的作品后，忍不住摇了摇头说：“你的木偶虽然制作精良，但是缺乏灵魂。每个木偶都一样，就像流水线上生产出来的产品一样，没有自己的特色。”张三听了老艺人的话，顿时醒悟过来。他开始尝试着改变自己的制作模式，加入一些新的元素，让自己的木偶变得更加生动活泼。从此，张三的木偶作品更加受欢迎，也为他赢得了更多人的赞誉。
Once upon a time, in a remote village, lived a carpenter named Zhang San. Zhang San was a skilled craftsman who carved lifelike wooden puppets that were loved by the villagers. However, Zhang San always made puppets according to a fixed pattern, regardless of size, regardless of shape, all were the same, without any change. One day, an old artist came to the village and saw Zhang San's work. He shook his head and said,
Usage
形容事物毫无新意，都一个样子。
It is used to describe things that are all the same and lack originality.
Examples
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这些产品的设计千篇一律，缺乏新意。
zhè xiē chǎn pǐn de shè jì qiān piān yī lǜ, quē fá xīn yì.
The designs of these products are all the same, lacking originality.
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会议上，大家的意见千篇一律，毫无新意。
huì yì shàng, dà jiā de yì jiàn qiān piān yī lǜ, háo wú xīn yì.
At the meeting, everyone's opinions were the same, with no new ideas.
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他的文章千篇一律，读起来很乏味。
tā de wén zhāng qiān piān yī lǜ, dú qǐ lái hěn fá wèi.
His articles are all the same, they are boring to read.