sequencer

The sequencer orders and processes L2 transactions before posting them to Ethereum.排序器在将 L2 交易发布到以太坊之前对其进行排序和处理。

Centralised sequencers are a current bottleneck; shared sequencer designs aim to improve decentralisation across rollups.中心化排序器是当前的瓶颈；共享排序器设计旨在改善各大 Rollup 之间的去中心化程度。