21世纪的英文怎么说

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　　21世纪的英文：

The 21st Century

　　21世纪的英文例句：

1. DAB is the radio system of the 21st Century.

数字音频广播是21世纪的无线电广播系统。

2. His speech called for a step change in attitudes to the environment in the 21st century.

他的演讲呼吁在21世纪彻底改变对待环境的态度。

3. Supersonic flight could become a routine form of travel in the 21st century.

搭乘超音速飞机会成为21世纪常规的旅行方式。