Spontaneous smiles were relatively easy to capture by the 1890s.

19世纪90年代，自然的微笑相对容易捕捉。

The anti-Semitic hysteria of the 1890s.

19世纪90年代的反犹太歇斯底里。

The conditions of farm workers in the 1890s made gleaning essential.

19世纪90年代农场工人的处境使拾落穗成为必需。

American girl of the 1890s as pictured by C. D. Gibson.

十九世纪九十年代吉布森画的美国理想化的女孩。

For example, Paul Gauguin moved to the island of Tahiti in the 1890s.

例如，保罗·高更在19世纪90年代搬到了塔西提岛。

The debate over form follows function can be traced back to the 1890s.

关于外观服从功能的争论可以回溯到19世纪90年代.

A territory in northwestern Canada; site of the Klondike gold rush in the 1890s.

加拿大西北一地区；世纪年代克朗代克淘金热所在地。

In the 1890's, a Russian physiologist named Ivan Pavlov did some really famous experiments on dogs.

在1890年代，一个名为伊万·巴甫洛夫的俄罗斯生理学家，在狗身上做了非常著名的实验。

It was named after famous experiments done by Ivan Pavlov in the 1890s, and it involves a stimulus becoming associated with a specific outcome.

巴甫洛夫条件反射作用是以伊凡·巴甫洛夫在19世纪90年代的著名实验命名，该实验涉及与具体结果相关的刺激。

To come to New York City in the 1890s with a background in dress making or sewing or Schnittwaren Handlung was a stroke of extraordinary good fortune.

于1890年代来到纽约从事服装制造的人是财富的浓重一笔。