基本解釋[土木建筑工程]短圓材短圓木材大塊木材詞組短語(yǔ)短語(yǔ)timber bolt 木螺栓guard timber bolt 護(hù)木螺栓guard against error timber bolt 護(hù)木螺栓bolt timber更多詞組專(zhuān)業(yè)釋義土木建筑工程短圓材短圓木材大塊木材