Foreign language database

It's all online.

As you said, you must go to the page where the foreign language database is located to search. Search is just a simple search,

advanced search

Some foreign language databases have special language selection columns, which can provide a Chinese interface, but the content of the article is definitely in a foreign language.

However, since you want to use a foreign language database, you should at least be able to understand the function bar, otherwise the article citation is also a problem.