A week went past and nothing had changed.
一个星期过去了,情况毫无变化。
One was avoiding sending any substantial message at all when nothing had changed since the prior request.
其中之一是,如果自前一个请求发出以后内容没有发生任何改变,则避免发送任何实质性消息。
Maybe nothing had changed outside the train window, but something really big had changed on the inside.
也许车窗外的一切都没有改变,但车厢内却已物是人非。
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