hundreds of letters是什么意思?现在都几点了,

hundreds of letters是什么意思?现在都几点了, hundreds of thousand 还是 hundreds of thousand哪个是正确的?弄错了，第二个是hundreds of thousands 是many hundred of 还是many hundreds hundreds of之前可以加数词吗,比如：three hundreds of 到底是：three hundred of,还是three hundreds of?还是hundreds of 之前就是不能加数词? hundreds of birds hundreds of是在作定语修饰birds吗 hundreds of thousands of hundreds of thousands of 是hundreds of people还是hundred of people? hundred ,hundreds,hundred of,hundreds of... hundred ,hundreds,hundred of,hundreds of... hundreds of time / hundreds of times 英语翻译hundred b.hundreds,hundreds of c.hundred,hundreds of d.hundreds,hundreds hundreds of和 hundreds的用法00 英语翻译 hundreds of Hundreds of thousands hundreds of的用法 for hundreds of years 怎样用hundreds of造句