考研英语单词储备很重要，新东方在线为大家整理了一批考研英语核心词汇，无论多忙，当天晚上睡觉前和第二天早上都要把学习的单词复习一遍。
beforehand 预先，事先 If you wanted soup for lunch you should have told me beforehand.
bewilder 使迷惑，使糊涂 I’m bewildered as to which one to buy
assign 分配，布置(作业) The teacher assigned (us) a new lesson.
assimilate 吸收，消化 He is quick to assimilate new ideas.
bar 条，块，杆，棒, 酒吧 a bar of gold
boom 低沉有回响的声音 The great bell tolled with a deep boom.
spacious adj.广阔的，宽敞的
spectrum n.谱，光谱，频谱;范围，幅度，系列
bore 钻孔，挖(通道) bore through a wall
bounce 弹起，反弹 The ball doesn’t bounce well.
sovereign a.独立的，有主权的 n.君主，国王，统治者
spicy a.加很多香料的;(口味)浓郁的
boycott (联合起来)抑制，拒绝参加 boycott uncooperative manufactures
brace 托架，支架 He braced his muscles and lifted the weight.
spine n.脊柱，脊椎;(动植物的)刺;书脊
bound 跳跃，弹回 She bounded to her feet and waved her right hand triumphantly.
breed (使)繁殖 Rabbits breed families rapidly.
anchor 锚 The anchor catches (drags).