The clock strikes thirteen to tell you what time it is.

The temple strikes thirteen, and the time is noon 1 p.m.

The clock may not really strike thirteen, but through surreal means and gloomy weather such as "cold" and "sandstorm", it depicts the illusion of the protagonist Winston and exaggerates the terrorist atmosphere of totalitarianism.

2. Pointing to a deer as a horse, using the tone of "big brother" to skillfully compare the absurdity of totalitarian discourse system;

3. Judging from the fear of "13" in western culture, they think that 12 is a complete number, such as 12 months in a year, twelve-hour system, twelve constellations and twelve disciples, but 13 exceeds this completeness.