(lid clicking) Peppers vary across the scale, ranging from zero to up to 2 million Scoville units.

（盖子咔哒声）辣椒的量程不同，范围从零到 200 万史高维尔单位。

We measure spiciness in Scoville units, that represents the concentration of capsaicin in a pepper, the compound that makes pepper spicy.

我们以史高维尔单位来衡量辣度，它代表辣椒中辣椒素的浓度，辣椒素是使辣椒变辣的化合物。