artificial 人工的，人造的，人为的 artificial price controls

　　ascend 登高，上升，升高 The airplane ascended into the cloud.

　　ascertain 查明，弄清，确定 I ascertained that he was dead.

　　ashamed 惭愧的，羞耻的 I am ashamed for being so stupid.

　　ashore 向岸，向陆地 He swam ashore.

　　aside 在旁边 We stood aside to let her pass.

　　assault 攻击，袭击 We made an assault on the enemy fort.

　　assemble 集合，召集 assemble the members of Parliament for a special meeting.

　　assert 肯定地说，坚定地断言 He asserted his innocence.

　　assess 估价，评价，评论 assess the present state of the economy

　　assign 分配，布置 The teacher assigned a new lesson.

　　assimilate 吸收，消化 He is quick to assimilate new ideas.

　　associate 联系，结合 We naturally associated the name of Darwin with the doctrine of evolution.

　　assume 假定，假设 Farmers will have a bumper harvest, assuming the weather si favarable.

　　assure 深信不疑地对......说，向......保证

　　assurance 保证，把握，信心 He gave me his assurance that he would help.

　　astonish 使惊讶 I was astonished at his sudden appearance.

　　attach 系，贴，连接 attach a label to a suitcase

　　attain 达到，获得 attain ones goal

　　attend 出席，参加 attend a wedding

　　attendance 出席，参加，出席人数，出席率 Our class has perfect attendance today.

　　attentive 注意的，专心的 an attentive audience

　　attribute 把归因于，把......归于 He attributed his success to hard work.

　　auxiliary 辅助的 an auxiliary rocket

　　avail 有利于，有助于 Will force alone avail us?

　　average 平均数，平均 The paper receives an average of nearly 100 articles a day.

　　avert 挡开，防止，避免 Many traffic accidents can be averted by courtesy.

　　awake 醒，觉醒 awake from sleep

　　bang sudden loud bang

　　bare 赤裸的，光秃的，空无内容的 walk in bare feet

　　beforehand 预先，事先 If you wanted soup for lunch you should have told me beforehand.

　　behave 举止端正，听话　Do behave.

　　bewilder 使迷惑，使糊涂 Im bewildered as to which one to buy.

　　bias 偏见，偏心 have a bias against sb.

　　blame 责备，责怪 Public opinion blames Mrs Smith for leading the girl astray.

　　blast 一阵，一股 a blast of wind

　　blaze 火焰 The fire sprang into a blaze.

　　blunt 钝的 The sun was blazing down and the heat was oppressive.

　　blush 脸红 blush with joy

　　boast 自吹自擂，自夸的话 He is full of boasts.

　　bolt 螺栓，插销 a small bag of nuts and bolts

　　boom 低沉有回响的声音 The great bell tolled with a deep boom.

　　border 边界，边境，边沿 a district on the Kampuchean side of the border with Thailand

　　bore 钻孔，挖 bore through a wall

　　bound 跳跃，弹回 She bounded to her feet and waved her right hand triumphantly.

　　boycott 抑制，拒绝参加 boycott uncooperative manufactures

　　brace 托架，支架 He braced his muscles and lifted the weight.

　　breed 繁殖 Rabbits breed families rapidly.

　　bribe 贿赂 accepta bribe from sb.

　　brief 短暂的，简短的，简洁的 a brief holiday

　　brisk 轻快的，生气勃勃的 a brisk pace

　　brittle 易碎的，一碰就破的 brittle glass

　　brush 刷子，毛刷 a laundry brush

　　bump 碰，撞 The truck bumped against the wall in the dark.

　　burst 爆炸，爆裂 The boiler burst.

　　calculate 计算，推算 calculate the distance between New York and Chicago

　　capture 俘虏，捕获 capture butterflies

　　case 事例，事实，事情 This is a case of poor judgment.

　　cast 投，扔，抛，撒，掷 cast doubt on the feasibility of a scheme

　　casual 偶然的，无计划的，随便的，非正式的 a casual meeting

　　cease 停止，终止，结束 The music ceased suddenly.

　　character 性质，特质 The furniture in Toms apartment was pretentious and without character.

　　charge 要，收 The airlines charge half price for students.

　　charm 魅力，魔力 This thriving resort town has retained its village charm.

　　chase 追逐，追求 The police chased the escaping thief and caught him at last.

　　check 使突然停止，制止 check ones steps

　　cherish 珍爱，珍视 cherish ones native land

　　chew 嚼，咀嚼 He chewed a mouthful of meat.

　　artificial 人工的，人造的，人为的 artificial price controls

　　ascend 登高，上升，升高 The airplane ascended into the cloud.

　　ascertain 查明，弄清，确定 I ascertained that he was dead.

　　ashamed 惭愧的，羞耻的 I am ashamed for being so stupid.

　　ashore 向岸，向陆地 He swam ashore.

　　aside 在旁边 We stood aside to let her pass.

　　assault 攻击，袭击 We made an assault on the enemy fort.

　　assemble 集合，召集 assemble the members of Parliament for a special meeting.

　　assert 肯定地说，坚定地断言 He asserted his innocence.

　　assess 估价，评价，评论 assess the present state of the economy

　　assign 分配，布置 The teacher assigned a new lesson.

　　assimilate 吸收，消化 He is quick to assimilate new ideas.

　　associate 联系，结合 We naturally associated the name of Darwin with the doctrine of evolution.

　　assume 假定，假设 Farmers will have a bumper harvest, assuming the weather si favarable.

　　assure 深信不疑地对......说，向......保证

　　assurance 保证，把握，信心 He gave me his assurance that he would help.

　　astonish 使惊讶 I was astonished at his sudden appearance.

　　attach 系，贴，连接 attach a label to a suitcase

　　attain 达到，获得 attain ones goal

　　attend 出席，参加 attend a wedding

　　attendance 出席，参加，出席人数，出席率 Our class has perfect attendance today.

　　attentive 注意的，专心的 an attentive audience

　　attribute 把归因于，把......归于 He attributed his success to hard work.

　　auxiliary 辅助的 an auxiliary rocket

　　avail 有利于，有助于 Will force alone avail us?

　　average 平均数，平均 The paper receives an average of nearly 100 articles a day.

　　avert 挡开，防止，避免 Many traffic accidents can be averted by courtesy.

　　awake 醒，觉醒 awake from sleep

　　bang sudden loud bang

　　bare 赤裸的，光秃的，空无内容的 walk in bare feet

　　beforehand 预先，事先 If you wanted soup for lunch you should have told me beforehand.

　　behave 举止端正，听话　Do behave.

　　bewilder 使迷惑，使糊涂 Im bewildered as to which one to buy.

　　bias 偏见，偏心 have a bias against sb.

　　blame 责备，责怪 Public opinion blames Mrs Smith for leading the girl astray.

　　blast 一阵，一股 a blast of wind

　　blaze 火焰 The fire sprang into a blaze.

　　blunt 钝的 The sun was blazing down and the heat was oppressive.

　　blush 脸红 blush with joy

　　boast 自吹自擂，自夸的话 He is full of boasts.

　　bolt 螺栓，插销 a small bag of nuts and bolts

　　boom 低沉有回响的声音 The great bell tolled with a deep boom.

　　border 边界，边境，边沿 a district on the Kampuchean side of the border with Thailand

　　bore 钻孔，挖 bore through a wall

　　bound 跳跃，弹回 She bounded to her feet and waved her right hand triumphantly.

　　boycott 抑制，拒绝参加 boycott uncooperative manufactures

　　brace 托架，支架 He braced his muscles and lifted the weight.

　　breed 繁殖 Rabbits breed families rapidly.

　　bribe 贿赂 accepta bribe from sb.

　　brief 短暂的，简短的，简洁的 a brief holiday

　　brisk 轻快的，生气勃勃的 a brisk pace

　　brittle 易碎的，一碰就破的 brittle glass

　　brush 刷子，毛刷 a laundry brush

　　bump 碰，撞 The truck bumped against the wall in the dark.

　　burst 爆炸，爆裂 The boiler burst.

　　calculate 计算，推算 calculate the distance between New York and Chicago

　　capture 俘虏，捕获 capture butterflies

　　case 事例，事实，事情 This is a case of poor judgment.

　　cast 投，扔，抛，撒，掷 cast doubt on the feasibility of a scheme

　　casual 偶然的，无计划的，随便的，非正式的 a casual meeting

　　cease 停止，终止，结束 The music ceased suddenly.

　　character 性质，特质 The furniture in Toms apartment was pretentious and without character.

　　charge 要，收 The airlines charge half price for students.

　　charm 魅力，魔力 This thriving resort town has retained its village charm.

　　chase 追逐，追求 The police chased the escaping thief and caught him at last.

　　check 使突然停止，制止 check ones steps

　　cherish 珍爱，珍视 cherish ones native land

　　chew 嚼，咀嚼 He chewed a mouthful of meat.