This is the 478th most frequent Chinese word.
之一
"之一" means "one of."
'之一' is used to indicate that Beijing is part of a distinguished group among Chinese cities.
北京是中国最著名的城市之一。
Beijing is one of the most famous cities in China.
'之一' highlights the Great Wall as an element within a grand collection of architectural wonders.
长城是世界上最伟大的建筑奇迹之一。
The Great Wall is one of the greatest architectural wonders in the world.
'之一' signifies reading as being among the top ways in a certain category or evaluation.