As I mentioned before, if you want to use a tool, you need to know very clear about its function.

就像我之前所说的，如果你需要使用某工具，你需要对该工具了解至深。

youdao

As I mentioned before, if you want to use a tool, you need to know very clear about its function.

就像我之前所说的，如果你需要使用某工具，你需要对该工具了解至深。

youdao