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1·According to a well-informed source in Rome, he was told His Holiness was sleeping, and could not be woken.

据消在罗马的息灵通人士，他被告知陛下正在睡觉，不打扰。

2·Informed coding can resist the first noise source as well as the blind coding can resist the second noise source.

有信编码可以抵制第一噪声源对水印的干扰，而盲编码可以抵制第二噪声源的干扰。