n.保护，维护，保存，保留，维持，保持，保存的状况，保养的程度

原形：preservation复数：preservations

They are working for the preservation of the environment.
他们致力于环境保护工作。
Mary was held back by some sense of self-preservation.
一种自我保护意识使玛丽没有贸然行动。
They are responsible for the preservation of law and order.
他们负责维持法律与秩序.
The old castle stands as a testament to the town's commitment to historical preservation.
这座古老的城堡屹立不倒，见证了小镇对历史保存的承诺。
The government has allocated funds for the preservation of endangered species.
政府已划拨资金用于濒危物种的保护。
Proper food preservation techniques can greatly extend the shelf life of perishable items.
正确的食物保存技术可以大大延长易腐物品的保质期。
The museum focuses on the preservation and exhibition of local folk art.
这家博物馆专注于当地民间艺术的保护与展览。
Digital preservation ensures that important documents and media remain accessible in the future.
数字化保存确保了重要文件和媒体在未来仍可访问。
The conservation charity is dedicated to the preservation of natural habitats.
该自然保护慈善机构致力于自然栖息地的保护。
The library's rare books collection requires meticulous preservation to prevent deterioration.
图书馆的珍本书籍收藏需要精心保存以防损坏。
The project aims at cultural preservation by documenting traditional music and dances.
该项目旨在通过记录传统音乐和舞蹈来实现文化保存。
Salt has been used as a method of food preservation for thousands of years.
盐作为食物保存的方法已有数千年的历史。
The community is lobbying for the preservation of the local park from commercial development.
社区正在游说保护当地公园免受商业开发的影响。