单词	stratum settlement
释义	stratum settlement 地层沉降
随便看	reversed shift register reversed shooting reversed shovel reversed shunt reversed siderophores reversed silhouette reversed single revolution clutch reversed slope breaks reversed slope terrace reversed soap reversed social politicization reversed spectrum reversed spin reversed spiral test reversed spirit level reversed split reversed sprocket reversed s-shaped structure reversed S-shaped transrotational orogenic belt reversed steel reversed steering reversed steering gear reversed step ply arrangement reversed stratigraphic sequence reversed stream