so it maybe boring
所以可能很无聊
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Some people maybe think that history is boring and hard because it has so much persons and accidents to remember.
有些人可能因为要记住历史里涉及到的好多人和事而觉得历史是枯燥与难学的。
youdao
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