preserve名词形式：preservation

n.保护;维护;保存;保留;维持;保持;保存的状况;保养的程度

复数： preservations

记忆技巧：preserve 保护 + ation 行为 → 保护；贮藏

例句：

Research of irradiation Preservation to improve the safety of tea consumption

提高茶叶食用安全性的辐照保鲜试验

The Design Approaches of Landscape Preservation of Urban Remnant Natural Area

城市自然遗留地景观保护设计的方法

Research on Heat Preservation Material Heat Conductivity Detecting Technologies Underwater Oil Storage

水下储油保温材料热传导测试技术研究