excavator grab

例句：

1. 1. The construction crew used a large excavator grab to dig the foundation for the new building.
   建筑队使用一台大型挖掘机抓斗为新大楼挖掘地基。
2. 2.The engineer had to make a quick decision about which excavator grab to use on the site.
   工程师必须迅速决定在工地上使用哪个挖掘机抓斗。
3. 3.After the demolition, the workers used excavator grabs to move the debris into a larger container.
   拆除后，工人们使用挖掘机抓斗将碎片转移到更大的容器中。