我发现电锯盖板里还有木屑和金属屑末。I also found bits of wood and metal filings on the inside of the cover plate.锯齿为木屑所妨碍.The teeth of the saw were clogged with saw dust.木屑和锯末可压制成板.Wood cuttings and sawdust can be compressed into boards....
The stairwell was lit by a single bulb.楼梯间只有一盏灯照明。He had apparently fallen head-first down the stairwell.他显然是从楼梯井口一头栽了下来。He had apparently fallen head-first down the stairwell...他显然是从楼梯井口一头栽了下来。You could use it instead o...