Several soldiers mix cement on the street, lifting it up to their colleagues who use it as mortar, placing a concrete block on top of concrete block.
几名士兵在街道上混合水泥，举给同事们当砂浆用，累砌混凝土块。
2
That's the "TMC 2" in the regular expression toward the top of the block.
那是接近代码块顶部的正则表达式中的 “TMC 2”。
3
A couple of soldiers mix cement on the street, lifting it up by a backhoe to their colleagues who use it as mortar, placing concrete block on top of concrete block.