I couldn't work out the numbering system for the hotel rooms.

我搞不清楚酒店房间的编号系统。

《牛津词典》

However, Twitter has changed its numbering system on more than one occasion.

不过，Twitter不止一次断断续续在改变其编码系统。

youdao

This new numbering system for Internet addresses has been available for years.

这种新的互联网地址编码系统已问世多年。

youdao

Because the numbering system that has underpinned the Internet for more than 30 years is about to run out.

FORBES: The Internet Gets Its First Global Upgrade: Happy World IPv6 Day

The numbering system is also understood, making it possible to see that much of this information is about accounts of the ownership and yields from land and people.

BBC: Breakthrough in world's oldest undeciphered writing

In manufacturing, there is not always a universal naming and numbering system and so part sourcing on the web can often be like searching for the proverbial needle in a haystack. 3D search transforms this experience.

FORBES: London-Based Startup 3D Industri.es Aims To Become The Google Of 3D Search