13 + plural noun
放在可数名词复数前,表示具体的数量。
The team has 13 players this season.
这支球队本赛季有13名球员。
十二加一的和
thirteen
十二加一的和
the cardinal number that is the sum of twelve and one
13 is my favorite number because it brings me luck.
13是我最喜欢的数字,因为它能给我带来好运。
用法提示:13作名词作主语,表示数字十三。
Please write 13 in the box on the right.
请在右边的方框里写上13。
用法提示:13作名词作动词write的宾语,表示数字十三。
We had a long discussion about 13 and its meaning.
我们就13及其含义进行了长时间的讨论。
用法提示:13作名词作介词about的宾语,表示数字十三。
放在可数名词复数前,表示具体的数量。
The team has 13 players this season.
这支球队本赛季有13名球员。
表示整体中的一部分,of 后面要接限定的范围。
13 of the students passed the exam.
这些学生中有13人通过了考试。
用于说明由13人组成的群体,of 后面直接接基数词。
They travelled in a group of 13.
他们一行13人一起旅行。
grammar · medium
易错句子She bought threeteen eggs at the market.
正确表达She bought thirteen eggs at the market.
13 的英文是 thirteen,词干是 thir-(与 third 同源),不是 three-;受 three 影响写成 threeteen 或 thirtheen 都属拼写错误,正确形式只有 thirteen。
grammar · medium
易错句子My office is on the thirteen floor.
正确表达My office is on the thirteenth floor.
表示楼层、次序要用序数词,13 的序数词是 thirteenth(缩写 13th),基数词 thirteen 不能直接修饰 floor;汉语“十三楼”没有词形变化,所以容易漏掉 -th。
grammar · medium
易错句子He is a thirteen-years-old boy.
正确表达He is a thirteen-year-old boy.
“数词+名词+形容词”作前置定语构成复合形容词时,中间名词要用单数并加连字符,写成 thirteen-year-old,不能保留复数 -s。
13 表示数量“十三”,thirty 表示“三十”,两者是不同数值,不能互换;拼写只差 -teen 与 -ty,读音上 thirteen 重音在后、thirty 重音在前,听力中最易混淆。
13 是基数词,回答“多少”;thirteenth 是序数词,回答“第几”,通常与 the 连用,用于日期、排名、楼层顺序等。表示数量时用 13,表示顺序时用 thirteenth。
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