In the next window, enter the following in the Valid string field: @#$_abcdefghijklmnopqrstuvwxyz0123456789 and then Finish.

在接下来的窗口中，在 Valid string 字段中输入：@#$_abcdefghijklmnopqrstuvwxyz0123456789 并单击 Finish。

youdao

In fact, any valid ODBC data source connection string may be specified after the colon character.

实际上，在冒号字符之后可以指定任何有效的ODBC数据源连接字符串。

youdao

It takes the connection object and a valid SQL query string as parameters.

它的参数是连接对象和一个有效的SQL查询字符串。

youdao

It is unsupported to set values for the shadowOffset or shadowColor properties of a UILabel object if its attributedText property contains a valid attributed string.

ENGADGET: Apple seeds iOS 6 beta 4 to developers: here's the changelog

In recent years some of the brightest theorists have argued that the very presence of humans in the universe indicates which of the many string theories is valid namely, those that allow the universe to exist as observers see it.

ECONOMIST: Theoretical physics