带头的英文：
take the lead
be the first
set an example

参考例句：

Cadres must set an example in observing discipline and abiding by the law
干部应带头遵纪守法

Two provinces took the lead: Sichuan -- my home province -- and Anhui, led by Comrade Wan Li.
有两个省带头，一个是四川省，那是我的家乡,一个是安徽省，那时候是万里同志主持。

Lead a charge
带头进攻.

She volunteered to take the lead in carrying out the assignment.
她主动带头执行这项任务。

Components of injection mould for plastics--Guide pillars with head
塑料注射模具零件带头导柱

Only those leaders who had ulterior motives and violated the law will be prosecuted.
只追究用心不良、触犯刑律的带头的人。

Women leading the agitation for equal rights
为争取男女平等而带头辩论的妇女们.

He always takes the lead in response to the government's call.
他总是带头响应政府的号召。

The artist led off in the discussion on modern art.
那个艺术家带头讨论现代艺术。

The man once more led the applause.
那人再次带头鼓起掌来。

take是什么意思：
v. 拿，取；带；获得；采取；承担；吃；耗费；乘，搭；以为；理解；走；抓住

a catch; a take; a taking
捕获量

take a nap; take a snooze
小睡一下;睡午觉

take service with
在￥帮佣

lead是什么意思：
v. 带领，引导；通往；致使；领先
n. 领先；榜样；线索；导线；铅

Will you take the lead?
你领个头好吗？

Lead poisoning( or plumbism )：Poisoning by accumulation of lead in the body.
铅中毒:铅在体内积累引起的中毒。

The road leads direct there.
这条路直接通那儿。

first是什么意思：
adj. 第一的；最初的
adv. 第一，最初；首先；宁愿
n. 显着成就；第一个人或事物

the First International
第一国际（1864－1876）

first approximation
第一次近似;第一近似值;初步近似;一次近似值;一级近似;首次近似

There was a hush at first.
先是一阵寂静。