围绕着太阳,人类布置了一系列航天器,可以在观察太阳黑子的形成,耀斑的爆裂,并在太阳风暴袭击地球前30分钟观察到。
The sun is surrounded by a fleet of spacecraft that can see sunspots forming, flares crackling and a solar storm about 30 minutes before it hits Earth.
典型的咳嗽会持续约四分之一秒,包括刺耳的吸气,安静的呼气,然后是形成咳嗽噪声的复杂爆裂声。
Coughs typically last around one-quarter of a second, comprising a sharp intake of breath, a silent exhalation and then the complex burst of sounds that makes the cough noise.
恒星形成的惊人爆裂给出了被被人称作豆状星云的N11, 6月22日所发布的哈勃太空望远镜的照片里,N11呈现着独特的粉红色和紫色阴影。
A prodigious burst of star formation gives N11, also known as the Bean Nebula, distinctive pink and purple shadings in a Hubble Space Telescope picture released June 22.
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