synapan

例句：

1. 1. The car's engine needs to be synchronized with the transmission.
   汽车的发动机需要与变速器同步。
2. 2. The synchronization of the two systems is crucial for efficient operation.
   这两个系统的同步对于高效运行至关重要。
3. 3. The engineer used a synchronizer to ensure smooth operation of the machine.
   工程师使用了一个同步器来确保机器的平稳运行。