It is this parabola and is pointing up.

这就是那个抛物面，它是开口向上的。

youdao

That corresponds to normal vector pointing up.

那相当于法向量指向上。

youdao

"Look," said Rabbit, pointing UP into the tree.

“看，”兔子说，并用手往上指着树。

youdao

On the right side of the page, the curve is nearly vertical, pointing up.

FORBES: Woody and the Dow

But Maxtone-Graham shifts the technological focus, by pointing up the crucial role of wireless communication.

NEWYORKER: Unsinkable

Pointing up the difficulties of being a wireless broadband startup, McCormack and Liddell say Clearwire is also billions short in funds.

FORBES: Wireless Industry Has $20 Billion Funding Gap, Analysts Say