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来源:雅诚德英语网
These improvements have made the sport both safer and more enjoyable for experienced climbers.
这些改进使得这项运动对有经验的攀岩者来说既安全又有趣。
These improvements have made the sport both safer and more enjoyable for experienced climbers.
这些改进使得这项运动对有经验的攀岩者来说既安全又有趣。