vacuum flask
ریشه و کاربرد
ریشه
From the Latin 'vacuus' meaning 'empty' and the Old Norse 'flaska' meaning 'bottle'.
مثال
- She poured the hot coffee into the vacuum flask.
- He took a sip from his vacuum flask.
- The vacuum flask kept the soup hot for hours.
ترکیبهای رایج
Fill a vacuum flask Use a vacuum flask Carry a vacuum flask
تعریف انگلیسی
noun
- flask with double walls separated by vacuum; used to maintain substances at high or low temperatures