Their stinging cells aren’t powerful enough to harm humans.

它们的细胞不足以伤害人类。

The stinging cells in the tentacles release a harpoon of venom that stabs their prey and injects venom which paralyzes them and they can begin to consume that prey.

触手里的细胞释放出毒，物并注毒，这样物就，它们就可以开始吞食物了。

Plus, corals are related to anemones and jellyfish, and the fleshy polyps have nasty stinging cells called , which resemble tiny harpoons that spear prey or potential attackers and can inject chemicals.

此外，珊瑚与海葵和水母有亲缘关系，而这种肉质息肉有令人讨厌的带细胞， 这种细胞类似于微型鱼叉， 可以用长矛捕食或攻击潜在的攻击者， 并可以注化学物质。