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》

The base will serve as a jumping-off point for troops going out into the country areas.

基地将作为军队进入乡村地区的出发地。

《柯林斯英汉双解大词典》

I think it would be great to have a neighborhood party serve as a kicking off point for trick-or-treating in the neighborhood.

我认为将邻里聚会作为捣蛋活动的开端非常好。

youdao

On Tuesday,leading business newspaper Kommersant estimated that the fire damages will total $15 billion trimming one percentage point off an already feeble economic recovery.

VOA: standard.2010.08.10

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 where we had left off with was we'd fully discussed up to the point of considering homonuclear diatomic molecules, so molecules that both have the same nucleus.

我们上次,讲到了我们,已经讨论过同核双原子分子，也就是有相同原子和的分子。

麻省理工公开课 - 化学原理课程节选

In addition to its historical appeal, Pangani is a convenient jumping-off point for many other nearby attractions.

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And its 2 am closing time makes it the perfect stopping off point for downtown barhoppers.

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And so that was sort of the jumping off point in what we did.

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