“15th中韩歌会”中的“15th”什么意思?

“15th中韩歌会”中的“15th”什么意思? 15th是什么意思?th是什么意思 英文日期缩写 这样对?1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th ； 11th 12th 13th 14th 15th 16th 17th1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th ； 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th ； 21st 22nd 23rd 24th 25th 26th 27th 28th 29t TH斗式提升机中的TH代表什么意思 英语15th是什么意思 温湿度控制器WSK-（TH）中,th表示什么意义 bathe中的th发什么音 Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries中的drawn什么意思? three中的th、think中的th、this中的th分别发什么音?争取越快越好.我的意思是英标 带th的单词有哪些?如下： ***th** **th** **th** ***th ***th **th*“*”就是一个字母!可以填什么呀! akb48中的 13th 17th 19th 是什么意思呀? The 15th day of the 8th lunar month 星期中TH代表什么意思 法语中th发什么音 smooth中th发什么音 jan 15th 2014是什么意思 AKB48中的18th thick中的th是什么意思