at first的用法和樣例：
例句
- What were your first impressions of Beijing?
你對北京的最初印象如何？ - Speech is learnt in the first years of life.
說話是人在一生中最初幾年學會的。 - The compass was first used in sailing.
羅盤首先用在航海上。 - I must finish my homework first.
我必須首先做完家庭作業。
詞匯搭配
- at first appearance 初看起來
- at first hand 直接
- at first thought 乍一想
- at first sight 乍一看
- at the first jet 出于一時的沖動或高興...
- at the first face 初見(乍看之下)...
- at the first opportunity 盡快
- love at first sight 一見鐘情
