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人类正面临着一个严重的问题…，这个问题变得越来越严重。 Man is now facing a big problem （） which is becoming more and more serious. 现在，……，它们给我...
查看更多 2026-05-07
1. 其次 Second， Secondly， In the second place2. We ' re often told that ......But is this really the case ?3. There is a g...
查看更多 2026-04-22
