first of all

First of all, cascading menus are to be avoided at all costs.

首先, 无论如何都要避免使用级联菜单.

First of all, you should know what profession suits you.

首先, 你该知道什么职业适合你.

The first of all the negro minstrel shows came to town, and made a sensation.

一流的黑人演奏队来到了这个小镇, 引起了轰动.

My aim was first of all to determine what I should do next.

我的目标首先是要确定自己下一步该做什么。

He first of all posted the letter to the archbishop.

他首先把写给主教的那封信寄了.

'First of all we'll try the book,'observed the doctor.

“ 我们先看看这个本子. ” 大夫说.

Yes, but first of all, fetch me those Moore files right away.

是的, 但首先把摩尔的那些档案立即拿来.

First of all it raised water through 30 feet by utilising the pressure of the atmosphere.

首先,利用大气压将水抬高30英尺.

First of all there are the remarkable achievements of a molecular radio spectroscopy in these clouds.

首先应说到的是分子射电频谱学研究这些云所取得的显著成就.

First of all, the agenda should be prepared before the meeting.

首先, 开会前要准备好议程.

We must first of all destroy the enemy's effectives.

我们首先必须消灭敌人的有生力量.

First of all, answer these questions.

首先，回答这些问题。

First of all, you must always wear your uniform.

首先, 你必须穿制服.

First of all we should make primary education universal.

首先我们应普及初等教育.

First of all I must take these magazines to the teacher.

首先我得把这些杂志交给教师.