| 释义 |
air-pump 英音 [ ˈeə pʌmp ] 美音 [ ˈer pʌmp ] 释义 气泵 抽气机 例句 1·The pump sucks air out through the valve. 气泵通过阀门把空气抽出去。 《牛津词典》 2·What the plants pump through the air is a mixture of chemicals known as volatile organic compounds, VOCs for short. 植物通过空气输送的是一种名为挥发性有机化合物(简称VOCs)的化学混合物。 3·The Man Angel was lighter-than-air and had paddles like a rowboat that the aviator could pump . “人类天使”比空气还轻,有像划艇一样的桨,飞行员可以摇动它们。
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