Danziger says stories about human trafficking usually focus on women and girls used for sexual exploitation.

VOA: standard.2009.10.19

Normally this is used for a reaction in the condensed phases and liquid usually.

通常它是用于凝聚态，液体相的反应,这是一个恒压量热计。

麻省理工公开课 - 热力学与动力学课程节选

And if you've never used those, they're usually above your Return key.

如果你从来没用过这些竖线，它们在,回车键的上面。

哈佛公开课 - 计算机科学课程节选

Israel's policy since the Gaza War has been to retaliate for every attack, usually with air strikes on tunnels allegedly used by Hamas to smuggle weapons.

VOA: standard.2010.07.30

One of the ways that it's used is to take the fertilized egg from an animal, a mouse, usually it's a mouse and inject in a vector that contains a gene that is involved in human disease of some sort.

其中一种应用就是,从动物,一般是老鼠体内取出受精卵,注入某种质粒,这种质粒带有与某些人类疾病相关的基因

耶鲁公开课 - 生物医学工程探索课程节选

First, let's talk about malnutrition. Now usually that concept gets used to talk about too little nutrition, but in fact, if you consider mal to mean poor rather than too little, and poor nutrition can really get manifested as under-nutrition, over-nutrition, or just unhealthy eating in general.

我们首先谈谈营养不良,现在我们通常把这个概念视同于缺乏营养,但实际上理解为"不好的",比"不足"更为恰当,一般而言,不好的营养可以被理解为,营养不足,营养过剩,或者仅仅是指不健康的饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选