The banks made too many risky loans which now can't be repaid, and they speculated in property whose value has now dropped.
银行贷出了太多现在无法偿还的风险贷款，而且他们在房地产业做了投机买卖，其价值目前也已经下跌。
This is most probably because the increase in neural activity weakens the fly's life-support systems, they speculated.
据科学家推测，这可能是因为神经系统活动的增多会削弱苍蝇的生命支持系统。
This is most probably because the increase in neural activity weakens the fly's life-support systems, they speculated.
据科学家推测，这可能是因为神经系统活动的增多会削弱苍蝇的生命支持系统。
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