After all, we're brought up to be polite, and it is important to make a good impression upon other people—especially across national divides.
毕竟，我们从小就被教育要有礼貌，给别人留下好印象很重要，面对国家间的差异就更要如此。
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In particular, new comments would appear to be added to the site but would subsequently disappear after a few minutes, giving users the impression that they had been deleted.