因此，语义谱同时覆盖了数据和元数据。

Thus, semantic spectrum covers both data and metadata.

youdao

虽然这意味着数据永远不会写入到位(从来没有被覆盖)，而是写入新块并更新元数据来引用数据。

This means that data is never written in place (never overwritten), but instead new blocks are written and the metadata updated to reference it.

youdao

您还可以提供XM l元数据作为映射注释的覆盖或备选机制。

You can also provide XML metadata as an overriding or alternative mechanism to the mapped annotations.

youdao