- lit. not one drop of water can leak out
- watertight
- rigorous (argument)
Generated: This meaning refers to something that is completely sealed or secured, often used to describe arguments or plans that are flawless and cannot be challenged.
This plan is very watertight, ensuring that nothing is overlooked.
Generated: This meaning emphasizes the thoroughness and strictness of an argument or reasoning, indicating that it is well-constructed and leaves no gaps.
His research methods are very rigorous, and the results are highly reliable.
汉语词典Chinese definitions