the only one of its kind

The university library has a collection of 5.5 million volumes.The university museum is the only one of its kind in China with a comprehensive collection of cultural relics over 40 000 pieces ， and animal and plant specimens over 600 000 pieces ， ranking first in its holdings among the others in China.

四川大学图书馆藏书550万余册，校博物馆是国内高校仅有的综合性博物馆，珍藏文物4万余件。自然博物馆收藏动、植物标本60万余件（份）。

互联网摘选

FHM said the poll was the only one of its kind voted for entirely by the British public.

FHM杂志表示，调查结果全部由英国公众投票得出。

互联网摘选

It is the only one of its kind.

它是同类型中唯一的一个。

中考真题- 2019 陕西 阅读判断

This could be said to be the only one of its kind on modern industrial development history of Chinese nationality.

从其筹备建厂到开工出货历时16年之久，这在近代中国民族工业发展史上可以说是绝无仅有的。

互联网摘选

Founded by the Chinese Navy, the museum is the only one of its kind in China.

由中国海军创建，是中国唯一的一座全面反映中国海军发展的军事博物馆。

互联网摘选

The court ruled that the clinic, the only one of its kind in North America, posed no threat to public safety or health and that its closure would violate its users'constitutional rights.

法院判决指出，这个中心是小诊所性质的，是在北美许多相似机构类型中的一种，对公共健康安全并没有造成威胁，如果关闭将违反使用者的宪法权利。

互联网摘选

The National School of Drama is one of the foremost theatre training institutions in the world and the only one of its kind in India.

印度国立戏剧学院是世界上前沿的戏剧教育机构之一，也是印度唯一的此类戏剧教育机构。

互联网摘选