cold is spreadingとは 意味・読み方・使い方

The helmet inner is such that a towel as an existing product is made into a bag form through a fastener such as Hook-and-Loop fastener or buttons, thus realizing various performances including safety, moisture absorption, protection from the cold, and convenience by detaching the fastener and spreading the bag form.例文帳に追加

既製品のタオルを面ファスナーやボタン等の止め具により袋状にし、安全、吸湿、防寒、また係止具を外し展開する事により利便等の諸性能を実現する。 - 特許庁