in the 19th是什么意思

in the 19th是什么意思 in the 20th century是什么意思 Europe in the 18th century是什么意思 around the 19th century是什么意思? 英译中 in the 1950s in the 19th century in the 19th 和in the 1980's in the second half of the 19th century 初中英语in the 18th and 19th centuryin the 18th and 19th century（century要变为复数centuries吗?为什么?） in the early part of the 19th century 和 at the beginning of the 19th century 的区别. akb48中的 13th 17th 19th 是什么意思呀? life in the 21st century will be different from life in the 20th century是什么意思 the 99th percentile是什么意思文献里老是出现类似的,the 90th percentile之类的.原文是：When the 99th percentile is included in the distribution the scale of this skew becomes even more apparent. The camera was the one of the gerat v_____ in the 19th century the story takes place at the turn of the 19th century in the rural English The camera was the one of the gerat v_____ in the 19th century The Games of the 29th Olympiad in 2008 are awarded to the city of Beijing是什么意思急用! in the 16th century什么意思 Realistic novel in the 18th century