Play allows a young animal to explore its environment and practice skill in comparative safety since the surrounding adults generally do not expect the young to deal with threats or predators.

玩耍可以让一只小动物探索环境并在相对安全的环境中练习技能，因为周围的成年动物通常不期望幼崽应对威胁或捕食者。

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We exploit network column about the material bank and design effect drawing, thus we can improve teaching quality and enhance practice skill.

通过开辟设计素材库和设计效果图等网上栏目加强实践技能训练提高教学质量。

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Skill comes only with practice, patience, and persistence.

只有通过练习、耐心和坚持不懈才能获得技能。

《柯林斯英汉双解大词典》

So, like anything else, it's a skill that gets better with practice.

所以，正如其他的，这个技巧在练习中会进步。

耶鲁公开课 - 死亡课程节选

This is not a strategy that requires practice and skill building.

FORBES: Restore Yourself to Your Factory Default Settings

Each of the hacks in this series is a chance to practice 21st-Century skill building.

FORBES: Hack Two: Design the Future

Once you take this far enough, you enter a cycle of accelerated returns in which the practice becomes easier and more interesting, leading to the ability to practice for longer hours, which increases your skill level, which in turn makes practice even more interesting.

FORBES: Why Apprenticeships Are the Fastest Way to Acquire Skills