单词
heavier-than-air
读音
'heviəðən'εə
美式
英式
词根
无
释义
adj. 比空气重的;重于空气的飞行器的
例句
But it is worth remembering that just over a century ago, heavier-than-air flight seemed an impossible dream.
但是值得回忆的是仅仅在一个世纪以前,重于空气的飞行似乎是个不可能实现的梦想。
On December 17, 1903, the Wright Brothers embarked on the first sustained, heavier-than-air, man-powered flight aboard the Wright Flyer.
1903年12月17日,莱特兄弟驾驶自己制造的第一架飞机“飞行者1号”,在美国北卡罗莱纳州的基蒂霍克海滩,进行了首次有动力驱动的持续飞行。
Carbon dioxide in pure form can asphyxiate because it is heavier than air.
因为二氧化碳比空气要重,纯净的二氧化碳可以使人窒息。
But it is worth remembering that just over a century ago, heavier-than-air flight seemed an impossible dream.
但是值得回忆的是仅仅在一个世纪以前,重于空气的飞行似乎是个不可能实现的梦想。
On December 17, 1903, the Wright Brothers embarked on the first sustained, heavier-than-air, man-powered flight aboard the Wright Flyer.
1903年12月17日,莱特兄弟驾驶自己制造的第一架飞机“飞行者1号”,在美国北卡罗莱纳州的基蒂霍克海滩,进行了首次有动力驱动的持续飞行。
Carbon dioxide in pure form can asphyxiate because it is heavier than air.
因为二氧化碳比空气要重,纯净的二氧化碳可以使人窒息。
强化记忆
无
看视频学发音
Lord Kelvin declaredthat heavier-than-air flying machineswere impossible.
It's very heavy.It's about eight times heavier than the air we're used to breathing.It's so heavy, in fact, that when you breathe it in,
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