Why isn't this ant a big sphere?
这只蚂蚁为什么不是一个大圆球？
If that asteroid were to suddenly become as big as a moon, it would indeed rearrange itself gradually into a sphere.
如果小行星突然都有月亮那么大的话，它们会重新塑性变成一个球体。
The explosion wave which blow up underwater has a proper lethal action on Marine organisms, but the lethal sphere is not big and there is bigger harm on their larva, egg and plankton.
水中爆破所产生的声压波对海洋生物有一定的致死作用，但致死范围不大，而对水产资源的幼体和浮游生物伤害较大。
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