初次发售的英文怎么说

初次发售的英文：
Primary Distribution

primary feather
初级飞羽

A primary feather of a bird.
翅前羽鸟的初级飞羽

The Democratic primary was held this month.
民主党候选人初选于本月举行。

These are created by combining the primary.
这些颜色通过混合原色形成。

This should be your primary concern!
这一点是首先需要留心的。

distribution of concept
概念的周延

This distribution, then, has two modes called a bimodal distribution.
这种分布有两个众数，叫做双峰分布。

The distribution is tabled as below.
其分布情况列表如下。

Termites are principally tropical in distribution.
白蚁主要分布在热带地区。

Microorganisms have a wide taxonomic distribution.
微生物在分类学上的分布是很广泛的。