One day, he was working in the field when he saw a rabbit run into the stump, break its neck and die accidentally (意外地).

有一天，他在田里干活时，看到一只兔子撞到树桩上，折断了脖子，意外地死了。

youdao

Redeem the firstborn donkey with a lamb, but if you do not redeem it, break its neck.

头生的驴要用羊羔代赎，若不代赎，就要打折它的颈项。

youdao

Redeem with a lamb every firstborn donkey, but if you do not redeem it, break its neck.

凡头生的驴，你要用羊羔代赎，若不代赎，就要打折它的颈项。

youdao

He would simply jump on T. rex's back and break its neck.

FORBES: King Kong Vs. T. Rex

But the minute we arrive home it gets weird: Lamby picks up a stuffed toy in his mouth and shakes it hard, as if to break its neck.

NEWYORKER: A Box of Puppies

Myself or my dad have had to shoot the fox or break the pheasant's neck to end its suffering which is a very unpleasant experience.

BBC: Hunting with dogs: Is delaying the decision the answer?