ROK

例句：

1. 1. The ROK Army is a well-known military force in South Korea.
   韩国陆军是一支著名的军事力量。
2. 2. He was born in the ROK, so he knows the culture well.
   他出生在韩国，所以他对文化很熟悉。
3. 3. The ROK government has been working hard to improve its economy.
   韩国政府一直在努力改善经济。