Common words
Different meanings of ancient and modern times
polysemy
Flexible use of parts of speech
Partial compound words
Classical vocabulary
(use, and, in, then, although, how, Hu, because, it, it, but, and, for, who)
Classical Chinese sentence patterns
Judgment sentence, ellipsis sentence, inversion sentence, passive sentence, fixed format
translate
The principles of classical Chinese translation are: loyalty (accuracy, loyalty to the original text, no distortion, no omission, no arbitrary increase or decrease of meaning. ), up to (expressive force.
Really fluent in language) and elegant (concise, beautiful, literary).