What is the meaning of Dragon Pool and Tiger Cave?

A deep puddle where dragons hide, a nest where tigers hide. Metaphor is a very sinister place.

Pronunciation of Chinese Pinyin: Longtan Tiger Point Longtan hǔ Xu.

The sentence in the Dragon Pool and Tiger Cave is as follows:

1.？ A scout with both wisdom and courage dares to break into Longchi.

The police decided to go deep into the Dragon Cave to investigate the cause and effect of the case.

Agents often go in and out of the enemy's important places.

The police were trapped in a deep hole, but fortunately they were not found by the bandit leader, otherwise there would be no reason to survive.

He has courage and insight, and even in a difficult situation, he will make a breakthrough.

6. it's not a dead end, don't think about it.

7. Yang Zirong broke into Hushan alone and fought against bandits. Finally, with the cooperation of the team, he won.

During the Anti-Japanese War, our underground workers lived in deep caves and were fearless.

3 1. At least two innate experts are constantly snooping around Wangtiange! It seems that this castellan's mansion is really a dragon's den? What about the dragon cave? My brother still catches dragons and tigers!

Source:

Yuan Ming's "Haotian Pagoda" is the third fold: "Not only can you knock down the heavenly officials and tigers, but you can jump out of this dragon and tiger cave." Shi Ming Nai 'an's "Water Margin" is back to the sixtieth time: "There is a teacher who teaches, and Lu Jun (Jun, this word seems to be wrong) is surrounded by countless pearls, so I try the Dragon Pool and Tiger Cave."