"dewar" in Chinese (Traditional)
杜瓦瓶真空瓶
Definition
杜瓦瓶是一種特殊的絕緣容器,用於保持液體在極低或極高溫度,如液態氮或實驗室樣品。它有雙層壁結構以減少熱量損失。
Usage Notes (Chinese (Traditional))
"杜瓦瓶"通常用於科學或技術語境,常與“瓶”、“真空瓶”搭配,專指實驗用保溫容器,不是日常保溫杯。
Examples
A dewar keeps liquid nitrogen very cold.
一個**杜瓦瓶**可以讓液態氮保持超低溫。
Scientists use a dewar to store samples safely.
科學家用**杜瓦瓶**來安全保存樣品。
Be careful when moving a dewar full of liquid helium.
搬運裝滿液態氦的**杜瓦瓶**時要小心。
Could you bring the dewar from the storage room?
你能把儲藏室的**杜瓦瓶**拿來嗎?
The dewar accidentally cracked, so we had to evacuate the lab.
**杜瓦瓶**意外裂開了,我們不得不疏散實驗室。
Don’t confuse a regular thermos with a dewar—they’re not built for the same purpose.
不要把普通保溫杯和**杜瓦瓶**混為一談—它們的用途不同。