英语词汇updraft怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
Some viewers wondered if they were scraps of paper or plastic caught in updrafts from the spotlights’ heat.
有些人以为这些物体可能是聚光灯发光时产生的热量捕捉到的漂浮在高空的纸片或塑料碎片。
2
These downdrafts hit the surface of the planet, flow outward, and collide with each other, forming updrafts.
气流向下落在地球表面，向外流动，相互碰撞，如此一来就形成上升气流。
3
Tornadoes form when the updrafts of air that supply storms with warm humid air become a vortex or high-speed whirlwind.
当上升气流与能形成风暴的湿热空气变成高死锬旋风时，就形成了龙卷风。

单词	updraft
释义	updraft 英/ ??pdrɑ?ft / 美/ ??pdr?ft / 简明释义 n.上升气流；[建] 向上之排气 adj.[建] 向上通风的 GMAT/ 网络释义短语 1 Direct updrafts 直上云霄双语例句 1 Some viewers wondered if they were scraps of paper or plastic caught in updrafts from the spotlights’ heat. 有些人以为这些物体可能是聚光灯发光时产生的热量捕捉到的漂浮在高空的纸片或塑料碎片。 2 These downdrafts hit the surface of the planet, flow outward, and collide with each other, forming updrafts. 气流向下落在地球表面，向外流动，相互碰撞，如此一来就形成上升气流。 3 Tornadoes form when the updrafts of air that supply storms with warm humid air become a vortex or high-speed whirlwind. 当上升气流与能形成风暴的湿热空气变成高死锬旋风时，就形成了龙卷风。
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