The module install will fail in this case, because IO::Scalar is not yet available, so you may want to give up trying to find the problem with PPM, and switch to the built-in Win32::OLE module.

在这种情况下，该模块的安装将失败，因为 IO::Scalar 还不可用，因此，您可能想放弃 PPM 问题的查找，而转向内置的 Win32::OLE 模块。

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Scientists don't yet know why dogs fail this test, but it may be because "we train them to look at our eyes and face and not to follow our gaze," says Range.

科学家们现在还不知道为什么狗反而会在测试中失败，兰奇认为可能是因为“我们训练狗注视我们的眼睛以及面部，而不是追随视线。”

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