BLITZER: a lot of bickering, backstabbing.

其实背地里很多争吵。

youdao

In that type of environment, a fierce competition develops between co-workers, and this opens the door to politics and backstabbing.

在这样的环境里，员工之间形成了一种恶性竞争的关系，这直接导致了勾心斗角和诬陷中伤的产生。

youdao

Never once in our relationship, I was proud to think, had I ever even been tempted to commit a single mortal friendship sin: being competitive, gossiping, or backstabbing.

我曾骄傲地认为，对我们的友谊，我都一直没有被”凡夫俗子“友谊中的任何罪恶所诱惑：好胜、散布谣言或背地里说坏话。

youdao

You can guess where territorialism, gossip, or backstabbing comes from.

FORBES: Backstabber Alert! What To Do When Someone's Out To Get You at Work

Mr Mendonca de Barros claimed that the officials were the victims of political backstabbing and industrial espionage.

ECONOMIST: Crossed lines in Brazil

We know that politicking and backstabbing exists in the workplace.

FORBES: Backstabber Alert! What To Do When Someone's Out To Get You at Work