xxi
「xxi」的意思
二十一; 罗马数字 21
num.罗马数字 21
「xxi」的用法
xxi21 - 数字
「xxi」的例句
He is twenty-one years old.
他今年21岁。
The meeting is scheduled for twenty-one o'clock.
会议安排在晚上9点。
She has twenty-one books in her collection.
她有21本书。
It will take twenty-one days to complete the project.
完成这个项目需要21天。
He received twenty-one gold stars for his achievements.
他因为成就而获得了21颗金星。
The building is twenty-one stories tall.
这座建筑有21层高。
She has twenty-one friends in the city.
她在城市里有21个朋友。
The concert will start at twenty-one hundred hours.
演唱会将在晚上9点开始。
She has twenty-one siblings.
她有21个兄弟姐妹。
The temperature will be twenty-one degrees Celsius.
温度将达到21摄氏度。