Boy: Sure, you can take bus number 21, or subway line one.

男孩：你可以坐21路公车或者地铁一号线。

youdao

Wearing the number 21 is a tribute to my brother-in-law who taught me to play basketball when I was 14.

我穿21号球衣是因为我的姐夫，是他在我14岁的时候教会我打篮球的。

youdao

Sure, you can take bus number 21. or subway line one.

你可以坐21路公交车或者地铁一号线。

youdao

Ryder Cup player Robert Karlsson, the world number 21, who is the highest-ranked player in the field, finished in a share of 69th after a 72.

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Horse number 21: Bay gelding collapsed against a water trough.

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The Russian raced out to a 4-1 lead in the breaker, but the world number 21 was not to be denied as she saved a set-point before closing out the match in just under an hour and a half.

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