updrafts

updrafts

美 　英

• adj.向上通风的
• n.【气】上曳气流
• 网络向上排气；一环上升气流

词形变化

复数：updrafts  

英汉解释

n.	1. 【气】上曳气流,上升气流
adj.	1. 向上通风的

英英解释

n.	1. a current of air that is moving upward

例句

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。

strong turbulence in an otherwise cloudless region that subjects aircraft to violent updrafts or downdrafts.

其他无云地区的强烈的湍流导致飞行器屈从于强烈的上升气流或下降气流。

But without a raptor's sharply honed sense for the gravity-defying updrafts , humans are beholden to chance. Until now.

但是如果没有猛禽们对克服重力的上升气流敏锐的判断力，人们常常错失良机。

The powerful updrafts and down drafts can push a plane around, potentially damaging it or worse.

强烈的上下起伏可以导致飞机打转，对其造成潜在的危害甚至更严重的损害。

11 Roll clouds form when updrafts and downdrafts churn clouds into a long, spinning cylinder.

11卷轴云形成时，上升气流和下沉气流将云搅动成为一个长而旋转的圆柱。

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。

The positive and negative charges are then separated by updrafts and gravity, producing the electric field.

正负电荷受上升气流与重力的影响而分离，产生电场。

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速的旋风时，就形成了龙卷风。

As the crystals take on moisture, they may become too heavy for updrafts to support.

当冰晶携带了足够水分，上升气流便可能无法支撑它们的重量。

A very few seagulls were working the updrafts on the cliffs.

海边峭壁上，寥寥几只海鸥正在向上奋飞。

The warm, moist updrafts that feed them can pour 500 elephants into the storm each second.

温暖、潮湿的上升气流每秒钟向这些云朵内倾入与500头大象相同重量的水。