First we need to identify actual and potential problems.

首先，我们需要弄清实际的问题和潜在的问题。

《牛津词典》

First we shape our buildings.

开始，我们塑造建筑。

youdao

First we saw Frank Brisenski.

首先我们看到的是弗兰克·布里森斯基。

youdao

But first we report on American efforts to get Hispanics to take part in the population count called the census.

VOA: special.2010.05.07

First we have the "Pilot of some small night-founder'd Skiff," and the pilot stands ab extra, from outside, in the simile.

首先我们有这句“迷茫深夜中，轻舟的导航人“,并且这个导航人在明喻中，体现为从诗句之外向内眺望。

耶鲁公开课 - 弥尔顿课程节选

First we can do that by knowing the electron configuration, we can write it out just by going up the table here, up the energy levels.

首先我们知道了电子构型，我们可以从，能量最低处开始填。

麻省理工公开课 - 化学原理课程节选

First we were accused of causing melting polar ice caps, rising oceans and sweaty polar bears.

FORBES: He's Baaack!: A Hot New Media Blast From Al Gore

So first we have to see whether China is going to invest its cash.

BBC: China to the UK's aid?

Now instead of ranking first we rank 23rd, between Portugal and Israel.

FORBES: Move up http://i.forbesimg.com t Move down