vacuum flask
短语n. 保温瓶, 热水瓶
词形变化
vacuum flasks
复数
vacuum flasks
释义与例句
n.
-
1.
A Dewar vessel, a scientific instrument used to store liquified gases.
化学 -
2.
A type of glass flask used in a laboratory similar to an Erlenmeyer flask, but with a side spout used for connection to an aspirator.
化学 -
3.
Synonym of thermos.