保温 bǎowēn insulation Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: insulation All meanings 2 bǎowēn 2 insulation 1keep warm 1 1 sentence for 保温 (bǎowēn — insulation) 这种新型建筑材料的保温性能非常出色。 zhè zhǒng xīnxíng jiànzhù cáiliào de bǎowēn xìngnéng fēicháng chūsè. The thermal insulation performance of this new building material is excellent. Source: Dong Chinese Dictionary