about to的意思是正要，即将要，常与be about to do结构连用，在句中作状语，相当于shortly afterwards。
about to英文范文：
The alarm went off and we were about to leave when we realized that we had left the stove on.
火警响了，我们正要离开时，我们意识到我们把炉子忘了。
about to的意思是即将，就要，在英文范文中有多种使用情形，例如在句子"About to be seated, he was interrupted by the doorbell."中，about to表示他正要坐下的时候被门铃打断。又如在句子"I was about to embark on a journey when I got a call from my mother."中，about to表示我准备踏上旅程的时候，突然接到妈妈的电话。"
关于about to的英文范文，如：
The young man was about to climb the mountain when he received a call from his mother, asking him to stay at home and take care of his little sister.
这个年轻人正要爬山时，接到了母亲的电话，让他待在家里照顾小妹妹。
It was about to rain, but the children didn't want to go back home.
天快要下雨了，但是孩子们不想回家。
Please be seated and allow me to say a few words before we begin. We are about to embark on an exciting journey together.
请大家坐好，在我们开始之前，让我说几句话。我们就要踏上一段令人兴奋的旅程了。
以上就是关于about to的详细信息，希望对您有所帮助。
about to的意思是即将，就要；在...时候。
about to的英文范文最新变化为：常用于描述某事发生前的片刻，强调时间上突然、即将发生的意味。例如：I was about to make a phone call when the doorbell rang. （我正要打电话，门铃响了）。