一批的英文：
a collection of
a crop of
a group of
a muster of
a set of
a stock of
array
passel
set

参考例句：

A collection of jades
一批玉器

A teen-age set
一批十几岁的青少年

They are a sorry lot.
他们是一批糟糕的家伙。

I baked a batch of cookies.
我烤了一批小甜饼。

A rare collection of china will be up for sale next month.
有一批珍贵的瓷器将于下月出售。

The excavation exposed a staggering number of bronze age artifacts.
这次挖掘使一批数目惊人的青铜时代人工制品重现天日。

To meet the needs of the economy in the new millennium, we need a well-educated, highly-skilled work force.
为了适应我国在21世纪的各种经济与人力需求，我们需有一批批受过良好教育而具有高度技能的工作队伍。

We should keep cracking down on criminals, arresting them whenever they surface.
还要不断地打击，冒出一批抓一批。

A shipment of grain for West Africa
运往西非的一批谷物.

A batch of rolled steel was allocated to us
调来一批钢材。

collection是什么意思：
n. 收藏品；拿走、取走或收走某物；时装展销；募捐；人群

Fashion collection
时装展销

shell collecting
贝壳采集

Compile the collection
编译此收集

group是什么意思：
n. 组；团体；集团
v. 使聚集；将…分类，把…分组

grouping of data
资料归类

They are a group of wakes.
他们是一群守夜的人。

This group could be subdivided into two small groups.
这个组可以分成两个小组。