Lesson 2 Maheegun My Brother I.Word Study 1 alert V. (1)(尤指为了避免或应付危险、威胁或问题而)提醒，警告（某人） He alerted people to the dangers of smoking. 他提醒人们注意吸烟的种种危害。 Phrases:on the alert警惕着 Security forces are on the alert for an upsurge in violence. 安全部队防备着冲突激化。 on(the)alert against /for sb.Isth.警戒着，防备着某人、某事物 Derivatives:alertly adv.alertness noun. WBTLE To be continued on the next page. BACK
Lesson 2 Maheegun My Brother W B T L E 1. alert v . (1)（尤指为了避免或应付危险、威胁或问题而）提醒，警告（某人） He alerted people to the dangers of smoking . 他提醒人们注意吸烟的种种危害。 Phrases: on the alert 警惕着 Security forces are on the alert for an upsurge in violence. 安全部队防备着冲突激化。 on（ the） alert against /for sb. /sth. 警戒着， 防备着某人、某事物 Derivatives: alertly adv . alertness noun. To be continued on the next page. I. Word Study
Lesson 2 Maheegun My Brother I.Word Study 2 chase V. ()追捕；追赶 Police chased the stolen car through the city. 警察穿越全城追赶被盗小汽车。 (2)追求；寻求 He'd chased after her for three years,but she finally married another man. 他花了三年的时间追求她，可最终她却嫁给了别人。 (3)驱逐；驱赶 She chased him out of the house. 她将他赶出家门
Lesson 2 Maheegun My Brother W B T L E 2. chase v. (1) 追捕；追赶 Police chased the stolen car through the city . 警察穿越全城追赶被盗小汽车。 (2)追求；寻求 He’d chased after her for three years, but she finally married another man . 他花了三年的时间追求她，可最终她却嫁给了别人。 (3)驱逐；驱赶 She chased him out of the house. 她将他赶出家门。 I. Word Study
Lesson 2 Maheegun My Brother I.Word Study 2 chase (4)往某方向)冲；赶路 He chased down the motorway. 他沿着高速公路赶路。 (⑤)追讨 The com pany employs people to chase up debts. 公司雇人来追讨债务。 n.追赶；追逐；追击 They captured the youths after a brief chase. 经过一番短暂追逐；他们捕获了那些青年。 Phrase:chase one's(own)tail(非正式)无谓瞎忙 辨标：chase(追)vertake(追上并超过) BACK
Lesson 2 Maheegun My Brother W B T L E 2. chase (4)往某方向）冲；赶路 He chased down the motorway. 他沿着高速公路赶路。 (5) 追讨 The company employs people to chase up debts. 公司雇人来追讨债务。 n. 追赶；追逐；追击 They captured the youths after a brief chase. 经过一番短暂追逐；他们捕获了那些青年。 Phrase： chase one’s (own )tail (非正式)无谓瞎忙 辨析： chase (追) overtake (追上并超过) I. Word Study
Lesson 2 Maheegun My Brother I.Word Study 3 crouch V. (1)（多指为躲避视线或自我保护)蹲；蹲伏 She crouched by the fire to get warm. 她蜷缩在火堆旁取暖。 Phrase:crouch over下蹲（以接近某人，物） she was crouching over some flower bed 她蹲在一个花坛前。 n.下蹲；蹲伏（姿势） 辨榨squat蹲型，蹲下crouch蹲下，蹲伏 NE
Lesson 2 Maheegun My Brother W B T L E 3. crouch I. Word Study v. (1)（多指为躲避视线或自我保护）蹲；蹲伏 She crouched by the fire to get warm. 她蜷缩在火堆旁取暖。 Phrase: crouch over 下蹲（以接近某人，物） she was crouching over some flower bed . 她蹲在一个花坛前。 n.下蹲；蹲伏（姿势） 辨析：squat 蹲坐 ，蹲下 crouch 蹲下，蹲伏
Lesson 2 Maheegun My Brother I.Word Study detain V. (1)(多指为对犯罪行为进行侦讯或在敏感的政治环境下)拘留；扣押 She was detained without trial for two years. 她未经审判被扣押了两年。 (2)吸引（某人）注意力以羁绊（某人） I was detained by an unexpected caller that morning 那天早晨我被一个不速之客缠住了。 (3)使（病人、伤员）留院治疗；（正式）扣押（货物） 溯源：detainmentn-tain保留maintain a保留，保持retain保持 sustain维持 派生：detainee被拘留者；被扣押者detainer拘留者；扣押者 WBTLE 回 BACK
Lesson 2 Maheegun My Brother W B T L E 4. detain v. (1) (多指为对犯罪行为进行侦讯或在敏感的政治环境下)拘留；扣押 She was detained without trial for two years. 她未经审判被扣押了两年。 (2)吸引（某人）注意力以羁绊（某人） I was detained by an unexpected caller that morning . 那天早晨我被一个不速之客缠住了。 (3)使（病人、伤员）留院治疗;（正式）扣押（货物） 溯源：detainment n –tain 保留 maintain a 保留，保持 retain 保持 sustain 维持 派生: detainee 被拘留者；被扣押者 detainer 拘留者；扣押者 I. Word Study