词汇	选自
释义	选自 xuǎnzìbe selected from
随便看	concrete bed concrete behavior concrete belt corridor concrete belt placing tower Concrete bending tensile strength test machine concrete bent column concrete bent construction concrete-bent construction concrete bifurcation pipe concrete bin concrete biological shield concrete bit concrete black-spot concrete blanket concrete bleeding concrete blemish concrete blindage concrete blinding concrete blinding coat concrete block concrete-block concrete block anchorage concrete block and rock-mound breakwater concrete block at pell mell concrete block behind abutment