Time Period + 中叶
中叶 (zhōngyè) means "the middle period" of a century, dynasty, or era. It is placed after a time period word to indicate roughly the middle portion of that span, such as 世纪中叶 (mid-century).
十九世纪中叶,中国经历了巨大的社会变革。
Shíjiǔ shìjì zhōngyè, Zhōngguó jīnglì le jùdà de shèhuì biàngé.
In the mid-nineteenth century, China underwent enormous social transformation.
这座城市在二十世纪中叶发展得非常快。
Zhè zuò chéngshì zài èrshí shìjì zhōngyè fāzhǎn de fēicháng kuài.
This city developed very rapidly in the mid-twentieth century.
据说到本世纪中叶,全球人口将接近一百亿。
Jùshuō dào běn shìjì zhōngyè, quánqiú rénkǒu jiāng jiējìn yībǎi yì.
It is said that by the middle of this century, the global population will approach ten billion.
十九世纪中叶,中国经历了巨大的社会变革。
Shíjiǔ shìjì zhōngyè, Zhōngguó jīnglì le jùdà de shèhuì biàngé.
In the mid-nineteenth century, China underwent tremendous social transformation.
这座城市在二十世纪中叶发展得非常快。
Zhè zuò chéngshì zài èrshí shìjì zhōngyè fāzhǎn de fēicháng kuài.
This city developed very rapidly in the mid-twentieth century.
据说到本世纪中叶,全球人口将接近一百亿。
Jùshuō dào běn shìjì zhōngyè, quánqiú rénkǒu jiāng jiējìn yībǎi yì.
It is said that by the middle of this century, the global population will approach ten billion.