英语必修5人教版新课标unit 5导
学案（14） 1.barrier n.[c] 障碍 (物) ,阻碍,隔阂, a language barrier语言障碍 a barrier to progress对进步的阻碍 cross the barrier of... 越过…的障碍,突破…的障碍 put a barrier between. 使… (两者) 之间产生隔阂,挑拨离间… the horse took the barrier easily. 那匹马轻松地越过了障碍。 poor health may be a barrier to success. 健康欠佳可能成为取得成功的障碍. 2. poison n. 毒物；毒药 it acts like slow poison. 它有慢性毒药的作用 a deadly poison致命的毒药 get poisoned by eating sth由
