这些实践的当前情况是使用统一建模语言（UML）作为首选的建模符号。

The current state of this practice employs the Unified Modeling Language (UML) as the primary modeling notation.

youdao

最大的困难就是当前支持成熟的VFS的语言运行时库很少。

The only difficulty is that few language run-time libraries currently support full-blown VFS.

youdao

当前，我们主要专注于 领域特定语言。

More recently we have focused on domain-specific languages.

youdao