dog-eat-dog
US /ˈdɔɡ.it.dɔɡ/
UK /ˈdɔɡ.it.dɔɡ/

1.
弱肉強食的, 殘酷的
used to describe a situation in which people will do anything to be successful, even if it harms other people
:
•
It's a dog-eat-dog world out there, so you have to be tough.
外面是個弱肉強食的世界,所以你必須堅強。
•
The competition in the tech industry is truly dog-eat-dog.
科技行業的競爭真是弱肉強食。