Definition: loose, comfortable trousers and a top, especially worn for exercising Level: B1
他穿着一件运动服和运动鞋。
He was wearing a ___tracksuit and trainers.
我也喜欢穿运动服，因为它们非常柔软和温暖。
I also like wearing ___tracksuits, because they are very soft and warm.
她在去跑步前穿上了她的运动服。
She put on her ___tracksuit before going for a run.
