nebulae

名词 nebula:

1. a medicinal liquid preparation intended for use in an atomizer
   同义词：nebula
2. cloudiness of the urine
   同义词：nebula
3. an immense cloud of gas (mainly hydrogen) and dust in interstellar space
   同义词：nebula
4. (pathology) a faint cloudy spot on the cornea
   同义词：nebula

1. You can see nebulae in the clear summer sky.
   在晴朗的夏夜可以看到天上的星云。