According to GISAID, the global COVID variant database, the biggest contributions are coming from the richest countries.

按照全球新冠变异数据库GISAID的说法, 该领域最大的贡献来自于那些最富裕的国家。

A total of 49 cases have been reported to global databases, the majority of these are in France.

全球数据库共报告了 49 例病例，其中大多数在法国。

Just over 300 cases with the Omicron genetic sequence were reported to a global database by the middle of this week.

截至本周中期，报告至全球数据库的奥密克戎基因序列病例只有300多例。

It’s a technology called blockchain, a global online database that anyone, anywhere, with an internet connection, can use.

这是一种称为区块链的技术， 是一个全球在线数据库，任何人在任何地方只要有互联网连接就可以使用。

XD has not been found in the U.K., but 49 cases – mostly in France – have been reported to global databases.

在英国尚未发现 XD， 但已向全球数据库报告了 49 例（主要在法国）。