thirty的序数词
thirty的序数词是thirtieth,其含义是“第十三”。序数词是用来表示顺序的数词,可以在句子中作宾语、主语、定语和表语。thirtieth的释义是三十,例句:This Protocol shall enter into force on the thirtieth day following the day of its acceptance.本议定书应在接受之日后第30天生效。
thirty:英[ˈθɜːti];美[ˈθɜːrti]
num.三十
n.三十个(人或物);第三十(课、章、行等);编号为30的东西;三十几;(世纪的)三十年代;(温度)三十多度;<美>(新闻通讯、故事等末尾使用的符号)完,终,结束
adj.三十(的);三十个(的)
复数:thirties
派生词:thirtieth
1、Only thirty students graduated in Chinese last year.
去年只有三十名学生获得汉语学士学位。
2、At thirty years old,he was already earning£40 000 a year.
他三十岁时已拿到4万英镑的年薪了。
3、We are expecting thirty or so people to come.
我们预计要来三十人左右。
4、She thinks nothing of walking thirty miles a day.
她认为一天步行三十英里不足为奇。
5、It's two thirty.
现在是两点三十。
6、If I might hazard a guess,I'd say she was about thirty.
让我来猜的话,我说她大约三十岁。
7、She appeared to be in her late thirties.
看样子她快四十岁了。
8、The association between the two companies stretches back thirty years.
这两家公司的往来可以追溯到30年前。
9、By this time he was thirty
到那时他30岁了。
10、I was a virgin until I was thirty years old
我30岁前一直是个处女。
11、I know that you've been studying chimpanzees for thirty years now
我知道你研究黑猩猩至今已有30年了。
12、About thirty percent of the country's children were malnourished.
这个国家约有30%的儿童营养不良。
13、The driver was a trim young woman of perhaps thirty.
司机是个大约30岁的身材苗条的年轻女子。
14、That night the mercury fell to thirty degrees below zero.
那天晚上温度计显示气温降到了零下30度。
15、Six goes into thirty five times.
6除30得5。
16、He's described as around thirty years old,six feet tall and of medium build
他被描述成一个30岁左右、6英尺高、中等身材的人。
17、In Europe alone thirty million people were displaced
仅在欧洲就有3,000万人被迫背井离乡。
18、Near the end of Devonian times,thirty percent of all animal life vanished
在泥盆纪末期,30%的动物物种都灭绝了。
19、I can verify that it takes about thirty seconds.
我能证明,这大约要用30秒的时间。
20、As she reached the age of thirty she became convinced she would remain single all her life
步入而立之年时,她确信自己会独身一辈子。