汗がダラダラです。

汗がだらだらです。

I'm dripping with sweat.

汗(あせ)がダラダラです。

Ase ga daradara desu.

汗 (あせ)

sweat; perspiration; moisture; condensation

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

だらだら (だらだら)

in drops; dripping; trickling; streaming; flowing; gently (sloping); sluggishly; endlessly; lengthily; leisurely; idly; slowly; slovenly

です (です)

be; is

Readings: カン、あせ

Meanings: sweat, perspire