推广部的英文怎么说

6次大中小

推广部的英文：
extension division

extension是什么意思：
n. 伸展；延长；延期；电话分机

Removed the sablotron extension in favor of the new XSLT extension.
去掉了sablotron模块，使用新的XSLT扩展模块

The greatest difference was noted in extension.
伸展测试的差异是最显著的。

addition or extension that prolongs sth
增加或延长的部分.

Such contamination has been extensively studied.
人们对这种污染进行了大量研究。

They own extensive land by the sea.
他们拥有海边的辽阔土地。

division是什么意思：
n. 分开；分配；不一致；部分，区域；除法

it will consist of two armoured Divisions and one motorized Division
其中将包括两个装甲师和一个机动师

Cytokinesis:The division of the cytoplasm of a cell following the division of the nucleus.
胞质分裂:由细胞核的分裂而产生的细胞质的分裂.

To subject to the process of division.
除法依除法的过程而定

A maze of bureaucratic divisions.
混乱的官僚派系

Division into measures or bars.
节拍将音乐分成拍子和小节的分切