单词	掉档
释义	掉档 lose rank
随便看	crack shape crack shape factor crack sheet crackship crack ship crackshot crack shot crackshots crack shots crack simulation cracks in abutment cracks in beam top surface cracks in brick masonry cracks in bridge cracks in concrete cracks in construction cracks in construction process cracks in culvert cracks in floor cracks in floor plate cracks in floorslab cracks in gate chamber wall cracks in his composure cracks in landscape orientation cracks in masonry structure