Depending on the style being used, you have to control both the writing direction of the identifiers used within formulae, and, separately, the layout direction of the formula itself.

根据所使用的样式，您必须既能控制公式中所用标识符的书写方向，还要能单独控制公式本身的布局方向。

youdao

And writing a simple SQL User Defined Function (UDF) that USES dynamic SQL to convert the formula passed in the string and calculate the value.

并编写一个简单使用动态sql的SQL用户定义函数(UDF)，转换字符串中传入的公式并计算值。

youdao

Search features, such as the ability to search a database without indexing it, and the ability to add conditions to a search with the search Builder without writing a formula.

搜索特性，比如不建立索引而搜索数据库的能力，使用Search Builder为搜索增加条件而不需要编写公式。

youdao

However, there is no secret formula for writing a blogbuster.

FORBES: Connect

"If you're going to write to a formula of some kind the writing is dead, which we know by having seen it so often, " Lessing says.

CNN: Uncovering the secrets of storytelling

"There's a dichotomy of 'good mothers breast feed, bad mothers formula feed', " says journalist Madeleine Morris, who is writing a book about the topic.

BBC: Formula v breastfeeding: Should the state step in?