The order betweent import torch and import pandas does matter

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hi, I encounter following error if I import torch first and then import pandas:
ImportError GLIBCXX_3.4.21 not found

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11030×282 123 KB

however, if I import pandas first and then import torch, everything is ok.
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2720×144 41.1 KB

can someone give some suggestions for fix the error thoroughly?
my os is CentOS7.4.1708
the version of pytorch is 1.5.0+cpu and anaconda is Anaconda3-2019.03-Linux-x86_64.