Translation is a vital channel of cultural exchange between different nations, as well as an indispensable mode of human social communication.
翻译是促进各族文化交流的重要渠道，也是人类社会交往的必要方式。
2
The operation mode of block cipher algorithm is of vital importance for information security.
分组对称加密算法的工作模式对于敏感信息的安全性至关重要。
3
The theory of culture industry is a vital conception in the social criticism theory of Frankfurt school, and the phenomena of mass culture symbolizes a new culture mode.