atomic； biological and chemical warfare.；原子；生物；化學戰
abc warfare的用法和樣例：
例句
These viruses were developed by human scientists in the era of Atlantis for the purposes of biological warfare. 在亞特蘭蒂斯時代，這些病毒被人類科學家們為了生物戰爭的目的而發展。
With the threat of biological warfare looming, scientists are working on different ways to protect U.S. soldiers during wartime. 由於生物戰爭幽靈的威脅，科學家正著手研究戰時保護美國士兵的不同方法。
The effects of chemical warfare are very terrible, causing great harm. 化學戰的後果是很可怕的，危害很大。
This chemical warfare being waged in our fields might suggest that the plants have no defences of their own against disease. 在我們的田間展開的這場化學戰似乎說明植物沒有自己的防禦系統抵抗疾病人侵。
