One major problem did present itself, though.

不过，确实出现了一个重大问题。

One major problem did present itself though.

不过，确实出现了一个重大问题。

After all, a better opportunity might yet present itself.

毕竟，一个更好的机遇也许已经出现了。

Somehow the right chance never seemed to present itself.

不知怎么搞的，似乎始终没有出现适当的机会。

Stiftung mainly present itself in continental law system.

财团法人制度主要存在于大陆法系。