保温

ほおん

retaining warmth, keeping heat in, heat insulation

JLPT N1

Details

Part of Speech:
Noun, Suru verb, Intransitive verb, Transitive verb
Romaji:
hoon

Example Sentences

このマグカップは保温性が高くて、長時間お湯を保温してくれる。

This thermos flask keeps hot water for a long time.