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"dewar" in Chinese (Simplified)

杜瓦瓶真空瓶

Definition

杜瓦瓶是一种特殊的绝缘容器,用于保持液体在极低或极高温度,如液氮或实验室样品。它有双层壁结构以减少热量损失。

Usage Notes (Chinese (Simplified))

"杜瓦瓶"多用于科学或技术场合,常和“瓶”、“真空瓶”搭配,专指实验用保温容器,而不是日常的保温杯。

Examples

A dewar keeps liquid nitrogen very cold.

一个**杜瓦瓶**可以让液氮保持超低温。

Scientists use a dewar to store samples safely.

科学家用**杜瓦瓶**来安全保存样品。

Be careful when moving a dewar full of liquid helium.

搬运装满液态氦的**杜瓦瓶**时要小心。

Could you bring the dewar from the storage room?

你能把储藏室的**杜瓦瓶**拿过来吗?

The dewar accidentally cracked, so we had to evacuate the lab.

**杜瓦瓶**意外裂开了,我们不得不疏散实验室。

Don’t confuse a regular thermos with a dewar—they’re not built for the same purpose.

不要把普通保温杯和**杜瓦瓶**混淆—它们的用途不同。