Ah, you need a vertical line there? Plot a hidden point, and add an error bar.

当你需要一个垂直线在某个地方，可以在那里绘制一个隐藏的点，然后添加误差线。

youdao

The point of the competition is to encourage all people to unlock their hidden potential.

竞赛的目的是鼓励所有人发掘其隐藏的潜力。

《柯林斯英汉双解大词典》

The cloud starts from a point about 93 billion miles from the Sun and stretches for around three light years and contains billions of comets, most of them small and hidden.

这个云团从距离太阳930亿英里外的一个点扩展到大约三光年的规模，同时包含了数以亿计的彗星，其中大部分彗星很小，而且是隐藏的。

youdao

There's no official listing of skateboard key clubs, since being hidden is sort of the point.

WSJ: I Say, That's One Gnarly Grind You Just Executed

The quizzes had no bearing on the matching, and at this point they are half-hidden on the site.

NEWYORKER: Looking for Someone

Another of the terminal's great subterranean secrets is M42 -- a hidden basement and the deepest accessible underground point in Manhattan.

CNN: Memorable moments in Grand Central's 100 years