日面直径被遮挡部分和太阳视直径的比值
很快，大家就开始分而食之，一块，或是两块。
甚至还有食禅，我们一起试过一次，我也在别的地方试过,你拿着一粒葡萄干,放入嘴中，花一分钟时间吃掉这粒葡萄干。
There's even eating meditation, you did it once with me, and I've done this in other places where you take a raisin and you put it into your mouth, and you take a minute to eat this raisin.
并非所有的鲶鱼都是生来平等的：我们倾向于认为鲶鱼是黏糊糊的食底泥动物，但那只适用于一小部分物种。
Not all catfish are created equal: we tend to think of catfish as slimy bottom feeders, but that is only true for a small percentage of species.
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