expand

将(某物)从较小的形式或尺寸变为较大的；展开或打开。

To change (something) from a smaller form or size to a larger one; to spread out or lay open.

向一个或多个方向延伸

extend in one or more directions

增加(某物)的范围、数量、体积或规模

To increase the extent, number, volume or scope of (something).

大小、体积或数量变大

become larger in size or volume or quantity

详细表达(某事)

To express (something) at length and/or in detail.

使大小、体积或数量变大或变宽

make bigger or wider in size, volume, or quantity

将(表达式)重写为更长但等效的项之和

To rewrite (an expression) as a longer, yet equivalent, sum of terms.

通过重写变为更长但等效的项之和。

To become, by rewriting, a longer, yet equivalent, sum of terms.

将分数的分子和分母同时乘以相同的(非零)数(产生等值分数)。

To multiply both the numerator and the denominator of a fraction by the same (non-zero) number (which yields a fraction of equal value).

从小到大改变或增长形式、数量或大小。

To change or grow from smaller to larger in form, number, or size.

在范围、数量、体积或规模上增加

To increase in extent, number, volume or scope.

详细地说或写。

To speak or write at length or in detail.

感到慷慨或乐观

To feel generous or optimistic.

在层级列表中显示(条目)的子条目。

In a hierarchical list (such as a directory tree or table of contents), to show the subentries of (an entry).