请详细解释,谢谢:just then, the telephone rang,it rang (at that moment)为啥不用at once/immediately

问题描述:

请详细解释,谢谢:just then, the telephone rang,it rang (at that moment)为啥不用at once/immediately

at that moment 是在那时的意思,与前面just then所奠定的语境相符,而at once/immediately是立刻马上的意思