越南战场上用于毁灭林区的“橙剂”，其成分是二氧杂芑。Dioxin was the ingredient in Agent Orange, used to defoliate Vietnam.所形成的水解反应物是二盐酸甲撑二氧胺.The resultant hydrolytic reaction product is methylenedioxyamine dihydrochloride.后者是由二氧杂环戊烷中活化较弱的C -H 键离解而...
对峙双方都只是在瞄准射击无辜的旁观者。Both groups on either side are just picking off innocent bystanders.少数几个旁观者站在现场观看。A handful of onlookers stand in the field watching.事故现场的无辜旁观者innocent bystanders at the scene of the accident...