boll weevil

boll-weevil的词性：
n.（名词）

1. A small, grayish, long-snouted beetle (Anthonomus grandis) of Mexico and the southern United States, having adults that puncture cotton buds and larvae that hatch in and damage cotton bolls.
棉铃象甲：墨西哥及美国南部一种长鼻的灰色小甲虫（墨西哥棉铃象） ，成虫在棉铃上钻孔和孵化幼虫，破坏棉球

2. Informal A conservative Southern Democrat in the U.S. House of Representatives.
【非正式用语】 美国众议院中保守的南方民主党