17用英语怎么说是:17的英语写做Seventeen,音标:[ˌsevnˈti:n],按音标读。双语造句:1. We covered seventeen miles on foot.我们步行了十七英里。2. My grandmother got married at the age of
seventeen.我的祖母十七岁就结婚了。3. This stone bridge with 17 arches, called
the seven
21的英语单词怎么写是:第二十一的英文:twenty-first。twenty-first英[ˈtwenti: fə:st] 美[ˈtwɛnti fɚst] 第二十一。twenty-firs的用法示例如下:1.Some people have a big party for their
twenty-first birthday.一些人会在他们21岁生日举行盛大的聚会。2.The use of integrated pes