| 词汇 | vacuum flask |
| 释义 | vacuum flaskBrE /ˈvækjuːm flɑːsk/ NAmE /ˈvækjuːm flæsk/ (also flask ) (bothBrE ) (US ˈvacuum bottle ) noun a container like a bottle with double walls with a vacuumbetween them , used for keeping liquids hot or cold 真空瓶；保温瓶；热水瓶；冰瓶 ➡ compare Thermos™ |
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