They ended up being really lovely, loyal friends: the same people that came out to defend their land and who were, I am sure, ready to kill us had we been aggressors.

他们最终会成为真正可爱和忠诚的朋友，但是他们也会为保卫自己的领地而杀死入侵者。

youdao

It seemed a good place to defend ourselves against Silver and his men, because we were sure they would kill us when they returned to the ship.

这似乎是我们抵御西尔弗和他那帮人的好地方，我们确信回到船上他们会杀了我们。

youdao

They are tiny animals and polyps that exist as genetically identical individuals, and can eat, defend themselves and kill plankton for food.

CNN: Report: Coral almost as genetically complex as humans