伯肯黑德是默西塞德郡一个美丽的海滨小镇。

___Birkenhead is a lovely coastal town in Merseyside.

在紧急疏散时，船长遵循伯肯黑德准则，优先让妇女和儿童登上救生艇。

During the evacuation, the captain followed the ___Birkenhead principle by ensuring women and children boarded the lifeboats first.