relaying

Relaying is the act of transmitting cross-chain messages from the source to the destination chain.消息转发（中继）是将跨链消息从源链传输到目标链的行为。

Permissionless relaying ensures that cross-chain messages cannot be censored even if the original relayer goes offline.无权限转发确保了跨链消息不会被审查，即使最初的中继者离线也是如此。