台下，还有一名演员在热身。
凯文站在离场地不远的草地上，场地上另一个队员在热身。
Kevin was standing on the grass away from the plate, where another youngster was warming up.
例如，如果想在比赛中跑出速度，那么在热身的时候必须准备得更长和更彻底。
For instance, the faster you'll be running or racing, the longer and more thoroughly you should warm up.
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