单词：nebulae
n cloudiness of the urine
n an immense cloud of gas (mainly hydrogen) and dust in interstellar space
n (pathology) a faint cloudy spot on the cornea
nebulae的用法和样例：
例句
- You can see nebulae in the clear summer sky.在晴朗的夏夜可以看到天上的星云。
- Around the cluster is a huge vague diffuse nebulae.围绕该星团的是一个巨大的模糊的弥漫星云。
词汇搭配
- nebula[天]星云
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