Definition: to become gradually damaged or to cause something to become gradually damaged Level: B2
糖会导致你的牙齿蛀蚀。
Sugar can cause your teeth to ___decay.
污染正慢慢地使这些历史悠久的石雕风化损坏。
Pollution is slowly causing the historic stonework to ___decay.
这座城市里许多较老的建筑物开始破败失修。
Many of the city's older buildings are beginning to ___decay.
