于是，加德纳夫妇便领养了一只名叫华秀（Washoe）的黑猩猩（二人当时并未养育子女），并教会她掌握了300多种常用手势，其包括索要各种食物和日常的游戏活动。
The Gardeners raised the chimpanzee Washoe at their home (no human baby this time), teaching her more than 300 signs that allowed her to request food items and play activities.
华秀计划证明了黑猩猩具备掌握符号语言的能力，它是人类对于黑猩猩认知能力理解的初次突破。
Project Washoe proved that chimps possessed abilities for symbolic language and the experiment was heralded as a breakthrough in our understanding of chimpanzee cognition.
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