thousand可用作名詞,有一千個,數(shù)千等含義;也可用作形容詞,有成千的,許許多多等含義;用在復(fù)數(shù)的場合時,不與具體數(shù)字連用。

一.表示數(shù)量,數(shù)字時:基數(shù)詞 + thousand,
one thousand 一千,five thousand 五千 fifty thousand 五萬,three hundred thousand 三十萬
二.作形容詞
成千的;許許多多的,無數(shù)的。
I've warned him a thousand times.
我警告過他無數(shù)次了。
三.作名詞
1.一千;一千個
The town has a population of ten thousand.
這個鎮(zhèn)有一萬人口。
Immediately a thousand bees flew out with a thousand stingers.
帶著一千根尾針的一千只蜜蜂立刻飛了出來。
A thousand people signed the petition.
一千人在請愿書上簽了名。
2.數(shù)千;許許多多,無數(shù)(+of)
The flood took away thousands of lives.
洪水奪走了成千上萬人的生命。
四.用復(fù)數(shù)的場合
不與具體數(shù)字連用,而是表示不確定的泛指數(shù)時,則不僅要要用復(fù)數(shù),而且要后接介詞of,然后才能接名詞。
The sun was shining. Thousands of people were lying on the beach.
陽光燦爛,數(shù)以千計的人躺在海灘上。