九十年代以后，中医药事业真正进入快速发展时期。

Since the nineties Chinese traditional medicine and treatment has stepped into a fast-developing period.

进入到九十年代，人们开始寻找结构更简单、密封更可靠的切断阀。

Into the nineties, people began to look for structure is more simple, more reliable shut-off valve closed.

在上世纪九十年代前，展示手段的限制很大程度上削弱了科普教育的力度和效度。

Before the nineties of the last century, the limited display methods limit the strength and validity of popular science education greatly.

二十世纪九十年代的妈咪大战'如今仍在继续。

The mommy wars of the 1990s are still going on today.

我第一次见她是在巴黎，九十年代初我住在那里。

I first saw her in Paris, where I lived in the early nineties.

公司在九十年代引进了国外的生产设备和技术。

Nineties the company has introduced foreign production equipment and technology.

九十年代后期,高医生在河南省发现了一个公众健康灾难.

During the late nineteen nineties doctor Gao discovered a public health crisis in Henan province.

看到九十年代初期出现的那次跳水了吗？仅次于当前这次大跳水的那个？

See the dip in the early nineties that appears to be the next largest dive after the current one?

直到十九世纪九十年代早期，大多数土豆都是种在欧洲，北美，和前苏联。

Until the early nineteen nineties, most potatoes were grown in Europe, North America and the former Soviet republics.

这一作用到了九十年代变得尤为重要。

This becomes really important in the 1990s.