The earth is spoken of as if it were a living thing, and a hole in the earth is spoken of as if it were a mouth that could drink up the water. Alternate translation: "A hole in the ground opened up and the water went down into the hole" (See: [[rc://en/ta/man/translate/figs-personification]])
This was a large, fierce reptile, like a lizard. For Jewish people, it was a symbol of evil and chaos. The dragon is also identified in verse 9 as "the devil or Satan." See how you translated this in [Revelation 12:3](./03.md). (See: [[rc://en/ta/man/translate/writing-symlanguage]])