International expositions act as the cultural and commercial links between Yunnan and the outside world.
举一反三
- Business communication is （ ） sharing between people within and outside an organization that is performed for the commercial benefit of the organization.
- A (_____) system placed between the company network and the outside world may limit outside access to the internal network ．
- “Ode to the West Wind” expresses the contrast between the happiness of the human world and the agony of the natural world.
- A （）system placed between the company network and the outside world may limit outside access to the internal network. A: firewall B: modem C: gateway D: key
- A______system placed between the company network and the outside world may limit outside access to the internal network． A: firewall B: modem C: gateway D: key