chest

Their songs are little more than shows of adolescent chest-beating. 他们的歌曲只不过是展现青春期自信的表演。

Instead of proper debate we have a lot of chest beating. 我们双方都在大秀肌肉，而不是在真正辩论。

用双手捶胸的动作，尤指雄性大猩猩向其他动物炫耀自己的强大和力量时做出的动作

the action of hitting the chest repeatedly with the hands, done especially by male gorillas (= large apes) to show other animals how powerful and strong they are

In the National Park we came across one juvenile male who indulged in a little chest-beating. 在国家公园，我们遇到一只未成年的雄性猩猩，它特别喜欢做双手捶胸的动作。

The orangutan pushes over a dead tree in a noisy display of dominant behaviour, comparable to chest beating in gorillas. 那只红猩猩推倒了一颗枯树，在树木的断裂声中展示自己的强势，一如大猩猩为展现实力而双手捶胸。 More examples

The Grand Prix is about more than cars - it is also the occasion for some of the world's biggest companies to engage in a weekend of corporate chest-beating.

Even the modest professor allows himself a little chest-beating at this discovery.

The European media had looked on with bemusement at the English newspapers' chest-beating.

Chest beating and threatening to take over public hospitals ignores the problems that exist within the private sector.

They do a lot of chest beating and tough talking about war.

chest-beating

adjective [ before noun ] (also chest beating) uk/ˈtʃestˌbiː.tɪŋ/ us/ˈtʃestˌbiː.t̬ɪŋ/

usually disapproving（金刚捶胸一般）表示自信的，体现优势、权势、威势的

trying by forceful or proud behaviour to show how powerful, strong, or successful you are