暗云的英文

darkcloud

• 暗:    dark; dim; dull
• 云:    say
• 暗云2:    azumi 2

例句与用法

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1. The lowering clouds presage a storm .
   暗云低沉是暴风雨的前兆。
2. During collapse, the dark cloud "fragments" into a series of dense clumps .
   在坍缩过程中，暗云“碎裂”为一批稠密的团块。
3. At the current epoch in galactic history, star formation appears to take place in dark-cloud complexes .
   在星系发展的现阶段，恒星的形成看来是在暗云复合体内进行的。
4. Because optical observations are impossible, speculation on the stellar content in dark clouds long received little attention .
   由于不可能进行光学观测，所以关于暗云中恒星数目的推算长期以来不受重视。
5. At infrared wavelengths the region is less opaque, and cool protostars are expected to emit most of their energy in the infrared .
   在红外波长范围，暗云区是较透明的，而冷的原恒星应在红外区发射其能量的大部分。