cmip5 ¡°lon2d,lat2d¡±data

hello,
(1) I use cmip5 data, many datas are ¡°lon2d,lat2d¡±data.when I use ¡°rcm2rgrid¡± function to regrid,some region is FillValue.why?
(2) how to deal with ¡°lon2d,lat2d¡±data?
thank you

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National Key Laboratory of Atmospheric Sciences and
Geophysical Fluid Dynamics (LASG),
Institute of Atmospheric Physics (IAP),
Chinese Academy of Sciences (CAS),

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Received on Thu Sep 27 18:28:33 2012