add sampling rate parameter

hnluo

2023-02-05 16d3783a54adb4a7380f0eddfd7e31a55147b1fb

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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