The computer is an interactive medium, the first medium that allows for the representation of processes that can be manipulated by the user.

Investing in eco-friendly tanning processes is investing in our planet's future.

The meaning of a sentence is not just in the words themselves， but also in the illocutionary act it performs.

钢铁行业必须拥抱可持续性，否则就有被淘汰的风险。