1. The official time used in a time zone, established by law or convention, typically based on the mean solar time at a reference meridian
During standard time, the clocks are set back one hour from daylight saving time.
Durante a hora padrão, os relógios são atrasados uma hora em relação ao horário de verão.
2. The time kept during winter months in regions that observe daylight saving time
We switched to standard time last November.
Nós mudamos para hora padrão em novembro passado.