Scientists have______for years that turbulence within the gaseous clouds found t

游客2024-01-11  20

问题 Scientists have______for years that turbulence within the gaseous clouds found throughout the Milky Way stymies star formation, but some of the forces behind this disturbance remain______.

选项 A、doubted … insufferable
B、posited… unknown
C、argued… relative
D、assumed… exoteric
E、conveyed … insuperable

答案 B

解析
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