発汗 はっかん
hakkan

Noun
Suru Verb

1. sweating; perspiration; sudation; hidrosis; diaphoresis

Intransitive
あたたかい天候 てんこう とき、発汗 はっかん作用 さよう体温 たいおん調節 ちょうせつをする うえ役立 やくだつ。
atatakai tenkōno tokiwa hakkansayōga taionno chōsetsuo suru jōde yakudatsu.
During warm weather, sweating helps man regulate his body temperature.