dream n.梦 I have a dream 我有一个梦想.
dream v.做梦 He dreamt a sweet dream last night.昨晚他做了好梦
dream of / about + n./ doing...梦想着做...
He often dreams of becoming a scientist.他经常梦想着成为科学家.
dream + 从句：He oftens dreams that he will be a scientist in the future.
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