•building preservation建筑物维护

•wood preservation木材防腐

•There is great public concern about some of the chemicals used in food preservation.民众对一些用于保存食物的化学物表示极为担忧。

•The cathedral is in a poor state of preservation (= has not been kept in good condition).这所大教堂保养得很差。

•The prime minister has said that the government is committed to the preservation (= protection) of the country's national interests.首相说政府正致力维护国家的民族利益。

•She belongs to the Association for the Preservation of Civil War Sites她是内战遗址保护协会的会员。