大脑表面为灰红色，上面的微细血管交错成格状。
The surface of the brain is pinky-grey and latticed with tiny blood vessels.
悉尼——亚洲和非洲的夜猫子们今天凌晨有幸看到月食的壮观景象，来自智利火山的火山灰将月球表面变成了血红色。
SYDNEY - Asian and African night owls were treated to a lunar eclipse, and ash in the atmosphere from a Chilean volcano turned it blood red for some viewers.
在埃亚非德拉火山爆发中，热气团冲破熔岩表面，产生的冲击波可以穿破灰色的火山灰烟尘。
With Eyjafjallajokull, pockets of hot gas blasted through the surface of the lava, generating shock waves that can be seen passing through the grey smoke of the volcano.
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