We take a piece of ice and put it in a vacuum flask, and pump out all of the modern air, the air we're breathing right now, using a vacuum line.
我们取一块冰,把它放在真空瓶里,用真空管抽出所有现代空气,我们现在呼吸的空气。
单词 | vacuum line |
释义 |
vacuum line
原声例句
PBS趣味科普 We take a piece of ice and put it in a vacuum flask, and pump out all of the modern air, the air we're breathing right now, using a vacuum line. 我们取一块冰,把它放在真空瓶里,用真空管抽出所有现代空气,我们现在呼吸的空气。 |
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