· 18th是什么意思第18(次 个 份 。。。) 序数词 前面一般加the 读时遇元音要浊化第1 first 1st 第2 second 2nd 第3 third 3rd 第4 fourth 4th 第5 fifth 5th 第6 sixth 6th 第7 seventh 7th 第8 eighth 8th 第9 ni In english, its by far most common to say 18th century to refer to the years 1700-1799. 18th的英文全称是什么 eighteenth eighteenth的英语用法 eighteenth [eiti:nθ] adj. My brain, even to this day, keeps thinking of the 1800s when somebody says the 18th century. 1. 第十八 (个) 2. 十八分之一,1/18 3. 月的第十八日 —adj. · 30 as a non-native english speaker, ive only ever referred to 1700-talet, meaning the 1700s or the 18th century.