Merge pull request #440 from alibaba-damo-academy/dev_lhn

zhifu gao

2023-04-28 f4710b4180d83328b48f97a8463ba1a2285c429e

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M    million
MLN    million
m    million
mln    million
B    billion
b    billion
BN    billion
bn    billion
K    thousand
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