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题目内容
The spacecraft`s considerable heft forces an unusually _____ route that meanders through the solar system and depends on the gravitational pull of three heavenly bodies.
- Apredetermined
- Bcircuitous
- Cindirect
- Dtruncated
- Eshortened
- Fsequential
B,C显示答案
以上解析由 考满分老师提供。