这个销售行业的竞争非常残酷，每个人都想抢走对方的客户。

The sales industry is ___cut-throat, with everyone trying to steal each other's clients.

那个商人是个狠角色，为了生意不惜毁掉竞争对手。

That businessman is a real ___cut-throat, willing to ruin competitors for his deals.