there appeared in the ice a vein of blue. 冰中出现了一条蓝色血管
making it a sanctuary of stability. 使其成为稳定的避难所
a smaller relative of the giant Cameroceras. 巨大的房角石的小个儿亲戚
The fatal freeze was caused by a 60% drop in carbon dioxide. 致命的冰冻 是由二氧化碳减少60%所导致
The shallow seas became a frozen graveyard. 浅海变成了冰冻的坟墓
...a development that was to have dire consequences. 这将带来可怕的后果