vacuum flask

vacuum flask

n. See vacuum bottle.

vacuum flask

n an insulating flask that has double walls, usually of silvered glass, with an evacuated space between them. It is used for maintaining substances at high or low temperatures. Also called: Thermos or Dewar flask

Thesaurus

Noun

1.

vacuum flask - flask with double walls separated by vacuum; used to maintain substances at high or low temperaturesvacuum bottleDewar, Dewar flask - vacuum flask that holds liquid air or helium for scientific experimentsflask - bottle that has a narrow neckthermos, thermos bottle, thermos flask - vacuum flask that preserves temperature of hot or cold drinks

Translations

保温瓶

vacuum

(ˈvӕkjuəm) noun1. a space from which (almost) all air or other gas has been removed. 真空 真空2. short for vacuum cleaner. verb to clean (something) using a vacuum cleaner. She vacuumed the carpet. 用吸塵器打掃 用真空吸尘器打扫vacuum cleaner a machine that cleans carpets etc by sucking dust etc into itself. 吸塵器 真空吸尘器ˈvacuum flask noun a container with double walls that have a vacuum between them to keep the contents from losing or gaining heat. a (vacuum-)flask of hot coffee. 保溫瓶 保温瓶