sai3 gei2世紀世纪

Jyutpingsai3 gei2

Yalesai géi

名詞Common

Definition

A century; a period of 100 years.

neutraltime

How it's used

Use this term primarily for historical or long-term timeframes rather than casual conversation. It is standard to combine it with numbers like 廿一 to denote the current era. When referring to the previous century, people often use 上世紀 instead of specific numbers.

Measure word

go3個go

Examples

ngo5我dei6哋sang1生wut6活喺hai2廿jaa6一jat1世sai3紀，gei2科fo1技gei6真zan1係hai6好hou2發faat3達。

We live in the 21st century, technology is really advanced.

ni1呢go3個hai6係soeng6上sai3世gei2紀ge3嘅caan2產mat6物，ji1依gaa1家hou2好siu2少gin3見laa1喇。

This is a product from the last century, it is rarely seen now.

Common phrases

jaa6廿jat1一sai3世gei2紀

21st century

soeng6上sai3世gei2紀

last century

Common mistake

Avoid using this to describe a long period of time that is not exactly one hundred years, as it strictly refers to the century unit. Do not confuse it with 年代, which refers to a decade or a specific era.