The aerials in freestyle-skiing was formally listed as the national winter event at the beginning of 90s.

自由式滑雪空中技巧运动于90年代初被正式列为全国冬季比赛项目。

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The aerials in freestyle-skiing was formally listed as the national winter event at the beginning of 90s.

自由式滑雪空中技巧运动于90年代初被正式列为全国冬季比赛项目。

youdao