translation.en: A critical part that we can take advantage of is that we have these inexpensive microprocessors and each one of these petals are autonomous, and each one of these petals figures out where the sun is with no user set-up.
translation.zh: 我们利用的很好的一个重要的部件是 这些便宜的微处理器 使每个瓣体能够独立调整， 找寻太阳的位置，无需人工干预。