thirty

thirty

英 ['θɜːtɪ]
　　美 ['θɝti]

n. 三十年代
　　num. 三十
　　adj. 三十個的

中文詞源：

thirty 三十

來自 three,三，-ty,十，詞源同 ten.

例句：

1. By 1973 the government deficit equalled thirty per cent of GNP.
到1973年，政府財政赤字相當於國民生產總值的30%。

2. I know that you'vebeen studying chimpanzees for thirty years now.
我知道你研究黑猩猩至今已有30年瞭。

3. Thirty seconds later she reappeared and beckoned them forward.
30秒後她又出現瞭，示意他們往前來。

4. The price of a single ticket is thirty-nine pounds.
單程票的價格是39英鎊。

5. They walked through the dense Mozambican bush for thirty six hours.
他們花瞭36個小時穿過茂密的莫桑比克叢林。