一大批的英文：
a flood of
an array of

参考例句：

She has a wide following.
她有一大批追随者。

A large number of independent African countries emerge at a historic moment.
一大批非洲独立国家应运而生。

I've got through a lot of correspondence today.
今天我处理了一大批信件。

The actress had a legion of fans.
这个女演员拥有一大批崇拜者。

Marriage cures a multitude of indispositions
婚姻可以治愈一大批小毛病。

The druggist put in a full stock of drugs.
那位药商进了一大批药品。

I received a flood of letters this morning.
我今天早晨收到一大批来信。

An army of doctors blitzed the disease.
一大批医生跟病害做了闪电式的斗争。

With unerring intuition he brought together a remarkable collection of distinguished persons
他知人善任，邀集了一大批社会名流。

The makers have recalled a lot of cars that were unsafe.
制造商收回了一大批不安全的汽车。

flood是什么意思：
n. 洪水，水灾，大批，大量
v. 淹没，泛滥，大量涌入，挤满，充满，照进，（使）溢流

flood lubrication
溢流式润滑

The land was desolated by floods.
洪水使田野荒芜。

Floods brought destruction to the vally.
洪水给山谷造了大灾害。

The accident unlocked a flood of tears.
这个意外让他的眼泪流了出来。

We are sympathetic with the flood sufferers.
我们同情水灾受难者。

array是什么意思：
n. 一批；一系列；大量；列阵；阵列；数组
v. 部署，布阵

challenge to the array
对陪审团的组成表示反对或提出异议|要求全体陪审员回避或更换

in holiday array
穿着节日盛装的

Array the army against the enemy.
列阵对敌。

The army was arrayed before the commander.
部队在指挥官前列好阵势。

The whole city is in holiday array.
整个城市披上了节日的盛装。