我们一起学英语（中英文词汇对比）1

Let's learn both English and Chinese togather 

一，one

一旦，if；as if；Once the

一次，At a time；once a time

一会儿，For a while

一点点，A little bit

一句话，In a word；no problem

一心一意，Undivided attention

一年一度，The annual

一分为二，Split in two

一干二净，clean；All about

一言一行，In word and deed

一举一动，Every move

一言既出，驷马难追，A word spoken recalling