To cite package ‘ecce’ in publications use:

  Chu X (2024). _ecce: Translate English Sentence into Chinese, or
  Translate Chinese Sentence into English_. R package version 3.0.2,
  <https://CRAN.R-project.org/package=ecce>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ecce: Translate English Sentence into Chinese, or Translate Chinese
Sentence into English},
    author = {Xinyuan Chu},
    year = {2024},
    note = {R package version 3.0.2},
    url = {https://CRAN.R-project.org/package=ecce},
  }