"Our brave men and women are making steady progress against the deadly foe and are doing so at great risk to their lives.

VOA: special.2010.03.13

So, the concern at this time, and still remains a concern, is that infectious agents, particularly very deadly infectious agents like smallpox, could be weaponized in some way, or converted into a weapon.

当时有一些担心,现在还在担心,这些传染源,尤其是像天花非常具有致命性的传染源,可以进行某种程度的武器化,或者转变成武器

耶鲁公开课 - 生物医学工程探索课程节选

While he says the deadly incident is being thoroughly investigated, Mr.Brown said the so-called partnering program of training Afghan police and soldiers will go on.

VOA: standard.2009.11.04