二氧杂芑

二氧杂芑	èr yǎng zá qǐ	dioxin
二	èr	two / 2 / (Beijing dialect) stupid
氧	yǎng	oxygen (chemistry)
杂	zá	variant of 杂
杂	zá	mixed / miscellaneous / various / to mix
芑	qǐ	Panicum miliaceum