Is there a cut-off point between childhood and adulthood?

童年与成年之间有分界线吗？

《牛津词典》

Thus, materiality provides a threshold or cut-off point rather than being a primary qualitative characteristic which information must have if it is to be useful.

因此，重要性与其说是信息要成为有用所必须具备的基本质量特征，倒不如说是提供了一个门槛或取舍点。

youdao

As for my career, I haven't got a specific cut-off point.

至于我的事业，我还没有看到特别的分界点。

youdao

z And what you need to remember is if the z 8 is equal to eight or greater, such as oxygen being the cut-off point, this sigma 2 p orbital is actually lower in energy than the pi 2 p orbitals, the molecular orbitals.

你们要记住如果,等于或者大于，就像O是分界点，这时sigma2p轨道,比π2p轨道能量更低。

麻省理工公开课 - 化学原理课程节选

So is there now some arbitrary cut-off point, the Crimean War (1853-6) perhaps?

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That is roughly 0.3% of the power of the 180-decibel cut-off point that the operational system would have.

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After this cut-off point, it gives preference to Catholic pupils, with a proportion of places also allocated for non-Catholics.

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