add sampling rate parameter

hnluo

2023-02-05 dd3a3054ddb67989bda8b414e54be99f6a13d08d

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st    street
st    saint
dr    doctor
dr    drive
mt    mount
sr    senior
prof    professor
mt    mountain
sr    senior
jr    junior
vol    volume
rd    road
ave    avenue
approx    approximately