kings
A king is a man who is the most important member of the royal family of his country, and who is considered to be the head of state of that country.
the king and queen of Spain.
西班牙国王和王后。
If you describe a man as the king of something, you mean that he is the most important person doing that thing or he is the best at doing it.
He was the king of the cowboys.
他是牛仔之王。
A king is a playing card with a picture of a king on it.
the king of diamonds.
方片 K。
In chess, the king is the most important piece. When you are in a position to capture your opponent's king, you win the game.