big dipper
参考词典中big dipper的常规释义：
基本释义
- 过山车
英英解释
2个名词解释
- a group of seven bright stars in the constellation Ursa Major
[同] dipper, big dipper, plough, wagon, wain, charles's wain - elevated railway in an amusement park (usually with sharp curves and steep inclines)
[同] big dipper, roller coaster, chute-the-chute
点击查看……- a group of seven bright stars in the constellation Ursa Major
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