但在爱尔兰岛上重新划定边界会引起严重问题，不仅影响跨境贸易，还会影响安全和20年前给北爱尔兰带来和平的受难日协定的未来。
Yet reintroducing a border on the island of Ireland raises serious problems, affecting not just cross-border trade, but also security and the future of the Good Friday Agreement that brought peace to Northern Ireland 20 years ago.