track cycle

例句：

1. 1.The team is tracking the cycle of the market closely.
   该团队正在密切关注市场的周期。
2. 2. The researcher used a track cycle to study the behavior of animals in the wild.
   研究者使用追踪自行车研究野生动物在野外的行为。
3. 3.The company has been using a track cycle to monitor its supply chain.
   该公司一直在使用追踪自行车来监控其供应链。