Sentence:  The results of present observations of the thermal radio emission of the moon are consistent with the <WSD>very</WSD> low thermal conductivity of the surface layer which was derived from the variation in the infrared emission during eclipses ( e.g. , Garstung , 1958 ) . 
Meaning of the word marked with <WSD> tags:  used as intensifiers; `real' is sometimes used informally for `really'; `rattling' is informal