first

George Washington was the first president of the United States.

(Chinese) 乔治·华盛顿是美国的第一任总统。

The first chapter of the novel introduces the main characters and the setting.

(Chinese) 小说第一章介绍了主要人物和背景。

First, let's gather all the necessary ingredients before we start baking the cake.

(Chinese) 首先，在我们开始烤蛋糕之前，先收集齐所有必要的食材。

He arrived at the office first this morning to prepare for the early meeting.

(Chinese) 他今天早晨最先到达办公室，为早会做准备。