首先，他们人数不多；第二，他们没什么钱；第三，他们在挨饿。

First of all, there are not many of them, and secondly, they have little money and, thirdly, they're hungry.

《柯林斯英汉双解大词典》

“和你交谈过的科学家们对此怎么看？”——“噢，首先，他们怀疑这是否会奏效。”

"What do scientists you've spoken with think about that?"—"Well, to begin with, they doubt it's going to work."

《柯林斯英汉双解大词典》

首先，他们把一桶凉水喷到身上。

First, they squirt a trunkful of cool water over their bodies.

youdao

First,they don't meet in the daytime; they meet either early before light,at dawn, or after dark,at night.

首先，他们不在白天聚会;,要么在天亮前的黎明，要么在天黑后的夜晚。

耶鲁公开课 - 新约课程节选

Well, first of all, I was scared of the computer and I tell them right away, I hate computers, I am not computer nut, I am computer moron.

首先，我是很惧怕电脑的,我就直接告诉他们，我讨厌电脑，我不是电脑迷，我是电脑白痴。

麻省理工公开课 - 媒体、教育、市场课程节选

The first thing they said was, "You have no board of directors," because I was the board. I was the whole board.

他们首先提出的是，你们没有董事会“,因为我就是董事会，董事会里就我一个人。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选