21的英文缩写
21st(twenty first)
21的英语缩写21st的英语例句
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. His shot in the 21st minute of the game rebounded from a post.
在比赛进行到第21分钟时，他的一记射门击中门柱弹了回来。
4. 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。
