1·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。
2·You're going to get a parabola under the influence of gravity and it comes down here again.
我们将会看到在重力作用下，产生一条抛物线，再一次落到这里。
3·It is last seen by its rueful owner, who omitted to use a wrist strap, describing a perfect parabola on its way to the depths.
倒霉的失主忘了系上腕带，于是看着他的照相机在空中画了一条完美的抛物线后沉入水中。
4·Don't look at that curve at just some dumb parabola, some dumb curve.
别老看那条曲线，别老看那些没用的抛物线、曲线。
5·If I show the whole thing in UV, then you will see the same kind of beautiful parabola as you would see with this ball something like this.
我若在UV做这样做，你会看到漂亮抛物线，就像你看到这只球，或者类似于此的东西。