I should be able to do nice bell-shaped curves, but it's harder than it looks standing up here; so that's your bell-shaped curve.

我还是挺擅长画钟型曲线的,但站着画真的不太容易,这就是钟型曲线

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Then he knows it's going to go up, it's going to curve, follow some kind of parabola, then his hands go there to receive it.

所以他就知道,这颗糖会先向上,再向下,沿着某条抛物线运动,然后他就能判断在哪里接住糖

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People have referred to this as a J shaped curve with this little up tick in the left hand side and people--some people have sort of said, well maybe it's not so bad to be overweight because it's not so good to be underweight as well and that's a problem.

人们把这称为J形曲线,最左边有一个向上的弯钩,因此就有人说,也许超重也不一定就是一件坏事,因为体重过轻也不是什么好事,这是个问题

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