And that year they produced three hundred fifty million tons of coal. Accidents killed thousands of mine workers.
每年有数千煤矿工人死于煤矿事故。
2
In addition, the waste products generated by thorium are virtually impossible to turn into plutonium - and they remain dangerous for hundred of years rather than thousands.
此外，钍所产生的废弃物几乎不可能转变成钚，其放射性危险延续100多年，而不是数千年。
3
Although people have been eating vegetables and avoiding flesh for thousands of years, they have only been called vegetarians for a few hundred.