layers of paint
油漆层
layers of security
安全层
layers of meaning
多重含义
layers peeled off
层剥落
layers upon layers
层层叠叠
layers intertwined
层相互交织
layers revealed
层显现
layers beneath
层之下
layers added
层添加
layers visible
层可见
layers of paint
油漆层
layers of security
安全层
layers of meaning
多重含义
layers peeled off
层剥落
layers upon layers
层层叠叠
layers intertwined
层相互交织
layers revealed
层显现
layers beneath
层之下
layers added
层添加
layers visible
层可见
探索常用高频词汇