This optimism replaces the malthusian pessimism that resurfaced in the wake of the unusual increases in food prices in the early 1970s . 这种乐观态度取代了紧随着七十年代初粮食价格反常性上涨而重新出现的马尔萨斯式的悲观主义。
He reached the apex of power in the early 1930s 他在三十年代初达到了权力的顶峰。
Modern period early 19th century - early 1990 s 近代（十九世纪初-二十世纪九十年代初）
Was it in the early 1990s this happened 这事是在20世纪90年代初发生的吗？
Functional changes in american community colleges 二战后至70年代初美国社区学院职能的变化
Inc in the 90 ' s beginning of 20 century Inc咨询顾问与研究机构于20世纪90年代初提出来的。
This was in the late 40 ' s and early ' 50s 这是四十年代末五十年代初。
In the 1950s their population numbered in the thousands 在50年代初长江白?豚的数目为以千计。
He started his career as a dubbing artist in the early 90s 他于九十年代初出道，本是一个配音员。
