Barker sequence

例句：

1. 1. The Barker sequence is a model of the universe's evolution.
   巴克序列是宇宙演化的模型。
2. 2. The Barker sequence has been used to study the formation of the solar system.
   巴克序列被用来研究太阳系的形成。
3. 3. The Barker sequence has been proposed as a possible explanation for the origins of life on Earth.
   巴克序列被提出作为地球上生命起源的可能解释。