On the weekend, they mixed sawdust and newspapers with polymers and cement in an unsuccessful attempt to seal a crack in a concretepit at reactor No 2.
周末的时候,他们尝试着将木屑和报纸与水泥混合堵住第二核电站的泄露小洞,但失败了。
2
In Tanzania, masons will provide a concrete slab to install above a pit latrine for $5.
在坦桑尼亚,石匠们只要5美元就能用混凝土板给你在茅坑上面垒个厕所。
3
They then built the sand pit initially with bricks, covered the bricks with concrete and then put small stones into the concrete to keep the natural appearance.