我们由三位200米赛跑运动员组成的小组未能进入决赛。
Our ___trio of 200 meter runners failed to reach the final.
许多爵士三重奏由钢琴、吉他和低音提琴组成。
Many jazz ___trios consist of a piano, guitar and double bass.
晚会以一支由女歌手组成的三重唱表演的歌曲结束。
The evening ended with a song performed by a ___trio of female singers.
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