The deadly nightshade you slipped me wore off , sally .
你骗我吃下有毒的颠茄,莎莉。
Clinical observation on treating metrorrhagia with black nightshade .
龙葵治疗崩漏症的临床观察。
" The ability or inability to self-fertilize is subject to forces that act strongly , and in opposite directions , " goldberg said . " The balance between these opposing forces helps explain the diversity of plants within the nightshade family , and potentially many other plant groups . "