这就是一个抛物线方程。
It is this parabola and is pointing up.
这就是那个抛物面，它是开口向上的。
So, we should draw maybe this downward parabola.
我们可以画出这样的开口向下的抛物线。
This article introduces the parabola model.
本文介绍其中的抛物线法。
This is a parabola and it is completely symmetric.
这是个抛物线,它完全是对称的
We just parabola, you is the focal point and I am alignment.
我们就是抛物线，你是焦点，我是准线。
And this part is a parabola and this parabola here is horizontal.
这部分是条抛物线，抛物线这边是水平的。
This one, you would expect it to behave perfectly like a parabola.
这次你能预料到，它沿抛物线运动。
It wasn't going into a parabola because I was shooting it straight up.
也不是沿一条抛物线轨迹，因为小球是竖直射出的。
So, try to see that the tennis ball is very close to an ideal parabola.
所以，试着看，网球是一个，比较理想的抛物线。
In such a rear of the parabola, is a series of solid security work.
在这样一条条抛物线后面，是一系列扎扎实实的保障工作。
Parabola detection is a fundamental problem in road recognition application.
抛物线侦测在道路辨识应用中是个十分重要的议题。
In these novels, there exist common potential modes like parabola structure.
在这类小说中存在着共同的潜在模式，即抛物线结构。
Note: to shoot the arrow is a parabola, we must grasp the opportunity of re-launching.
注意：射出去的箭是有抛物线的，要掌握好时机再射。
Note: to shoot the arrow is a parabola, we must grasp the opportunity of re-launching.
注意：射出去的箭是有抛物线的，要掌握好时机再射。
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