preserve

v. /prɪˈzɜːrv/ B1

保护；保存；维持

To keep something in its original state or in good condition.

仙境例句

The Queen's notice said that gardeners must preserve every rose, or lose their heads.

王后的告示上写着，园丁必须保护好每一朵玫瑰，否则就要掉脑袋。