bang one's head against a wall
[口语]试图做不可能成功之事，白费气力，枉费心机；枉费心机，以头碰壁，试图干不可能实现的事
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- clue n. 线索；（故事等的）情节 vt. 为…提供线索；为…提供情况
- stuffing n. 填料，填塞物
- foully adv. 下流地，卑鄙地
- stephenson n. 斯蒂芬森（姓氏）
- acetate n. [有化] 醋酸盐；醋酸纤维素及其制成的产品
- grazing n. 放牧；牧草 v. 擦过；抓伤（graze的现在分词）
- grunge n. 蹩脚货；乏味的东西；难看的东西
- playmate n. 玩伴；游伴
- irreligious adj. 无宗教的；反宗教的
- alum n. 矾；明矾 n. (Alum)人名；(西)阿卢姆
- despondency n. 泄气；意气消沉
- microvascular adj. 微脉管的
- prescribe vt. 规定；开处方 vi. 规定；开药方
- abusively adv. 滥用地；辱骂地
- studiously adv. 故意地；好学地；注意地
- probabilistic adj. 概率性的；或然说的，盖然论的
- sexiness n. （口）性感
- equalizing n. 均衡；等量化 adj. 均衡的 v. 使…相等；使…均衡（equalize的ing形式）
- gobbler n. 雄火鸡；狼吞虎咽的人
- wheatfield [地名] [美国] 惠特菲尔德
考试词汇表
- within group inbreeding
- within hailing distance
- within hearing distance
- within its four corners
- within laboratory error
- within minor plot error
- within sample variation
- within someone's danger
- within the fixed period
- within the framework of
- within the jurisdiction
- within the pale of sth.
- within their cognizance
- within walking distance
- within-family selection
- within-group inbreeding
- within-test consistency
- withinhabitat diversity
- withinside, withinsides
- without blinking an eye
