The octopus can release a cloud of ink if it feels threatened.
章鱼在受到威胁时会放出一团墨剂。
I read that they often hide from predators by squirting out a cloud of ink, or something like that.
我读到过，它们为了躲避捕食者，经常喷出一团墨水，或者类似的东西。
With an angry eye and a cloud of ink, a jumbo squid (Dosidicus gigas) flees from a diver.
一对生气的双眼，一团墨水形成的烟雾，一只洪堡鱿鱼（学名：大赤鱿）迅速从潜水员身边逃离。
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