Play can also provide practice in social behaviors needed for courtship and mating.

玩耍还可以为求爱和交配所需的社会行为提供练习。

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Play also stimulates the development of the muscle tissues themselves and may provide the opportunities to practice those movements needed for survival.

游戏也会刺激肌肉组织的生长，并能提供练习生存技能的机会。

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In other words, they play in order to practice survival skills, like movements used in hunting and fighting.

换句话说，他们的玩耍是为了练习生存技能，比如狩猎和战斗中运用的动作。

youdao

In fact, they are in practice long-term because you have a relationship with your banker and you play golf with your banker and your banker understands that you have a business -he's your friend, let's hope.

实质上这些借贷款就是长期的,因为你与银行从业者有着千丝万缕的联系,你和他一起打高尔夫,而且他知道你在做生意...,他是你的朋友,希望如此

耶鲁公开课 - 金融市场课程节选

Locog said it is standard practice to play pre-recorded music at such a large event.

BBC: London 2012: Union urges rethink over ceremonies music

Mr. Donellan has the players weighed every day they practice or play to make sure they aren't dehydrated, he said.

WSJ: New York Islanders Forward Matt Martin: What's Your Workout?

Fans watch pro players goof around, practice and play in massive tournaments, all through the portal of a stream on their computer.

FORBES: Connect