Lesson Two In the LaboratorySamuel H. ScudderLearning Guide美国著名昆虫学家塞缪尔?斯卡德记叙了多年前他初进哈佛读书，在阿加西斯教授的实验室学习的一段难忘的经历：一条作标本的鱼，竟让他用肉眼整整观察了三天。
然而他所学到的东西使他终身受益。
对学生有问必答、有求必应、事无巨细一概包揽的就是个好老师吗?能把老师的知识全部学到的就是好学生吗?俗话说严师出高徒。
师应严在何处?徒又高在哪里?仔细品味本文，你一定会有所收获。
这篇文章是美国昆虫学家Samuel H.Scudder（1837-1911）回忆读书时，他老师的学术态度，老师的对待科学的严谨态度使他终生受益。
Samuel H.Scudder 在Williams College以及Harvard University受的教育，是他那个时代有名的昆虫学家。
一、词汇boratory n. 实验室缩写为 lab2. enroll v. 登记，注册3.reach v. 伸手取4.specimen n. 标本，样品5.alcohol n. 酒精6. disappointed adj. 失望的，沮丧的7.disappointment n. 失望，沮丧8. gaze v. 凝视，盯着9. challenging adj. 有挑战性的10. unpleasant adj. 讨厌的，使人不愉快的11. set v. 着手；决心12. disgusting adj. 十分讨厌的，令人恶心的13. ghastly adj. 苍白的，死人一般的14. beneath prep. 在…下面15.sideways adv. adj. 侧面的；横向的16. magnifying glass n. 放大镜17. instrument n. 仪器，器械18. limited adj. 受限制的，有限的19.field n. 范围，领域20. desperation n. 绝望21.scale n. （鱼、蛇等的）鳞，鳞片22.nonsense n. 无意义的行为23.strike v. （一种想法）突然产生24.feature n. 特点，特征25.creature n. （包括人类的）生物，动物26.encouraging adj. 激励的，振奋人心的27.attentively adv. 专心地，聚精会神地28.brief adj. 简洁的，简短的29.air n. 神态，样子30.earnestly adv. 认真地31. visible 可见的，看得见的32.plainly adv. 明白地，易懂地33.misery n. 苦恼，痛苦，不幸34.wretched adj. 讨厌的，悲惨的，可怜的35.criticism n. 批评36.close n. 终结，结束37.inquire v. 询问38.next best adj. 次好的，居第二位的39.disconcerting adj. 令人紧张的，使人心慌的40.account n. 说明，解说；报告41.reassuring adj. 使人放心的，给人打气的42.symmetrical adj. 对称的43.paired adj. 成对的44.thoroughly adv. 完全地，彻底地45. repay v. 回报，偿还46.wakeful adj. 不眠的，睡不着的47.most adv. 非常，很，极48.enthusiastically adv. 热情地，热心地49.point n. 特征，品质50.artificial adj. 人造的，人工的51.aid n. 辅助器具52.repeat v. 重说；重做53.similarity n. 相似之处54.family n. （生物）科55. part v. 使分开，分离56. part with 丢掉，卖掉，放弃57.observe v. 观察，注意到58.orderly adj. 有秩序的，有条理的59.arrangement n. 排列；安排60.urge v. 驱策；激励；推动61.connection n. 联系；关系62.in connection with 与……相关联w n. 规律二、课文分析Page 28 Para. 11. I entered Professor Agassiz's laboratory, and told him I had enrolledmy namein the Scientific School as a student of natural history.我进入阿加西教授的实验室，告诉他，我已经注册成为自然科学院的一名生物学的学生。
A. enroll one's name 注册某人的名字；B. the Scientific School:自然科学院C. natural history: 生物学：the study of plants and animalsPage 28 Para. 22. "When do you wish to begin?"你想什么时候开始？Page 28 Para. 33."Now," I replied.Page 28 Para. 44. This seemed to please him, and with an energetic "Very well!" hereached from a shelf a huge jar of specimens in yellow alcohol.这似乎让他很高兴，（于是）他精神饱满地说了一句"好极了！"，就伸手从架子上取下一只大瓶子，里面的黄色酒精中浸泡着标本。
A. seem to do sth. 好像…B. With an energetic “very well”是 with 复合结构，做状语，修饰后面的动词reachedC reach 伸手拿D a huge jar 大瓶子】E specimen 标本样品5. "Take this fish," he said, "and look at it; by and by I will ask whatyou have seen." With that he left me.A． by and by : before long, soon 过一会，不久e.g. By and by the clouds disappeared.乌云不久便消散了。
B with that :说完那些话6.I was disappointed, for gazing at a fish did not seem to be challengingenough to an eager student,我感到很失望。
因为对一个求知欲强的学生来说，光是目不转睛地盯着一条鱼似乎不能足以发挥其才能。
A for 引导一个并列句，为前面的失望提供依据（原因）B gazing at a fish 是动名词短语，作主语。
7.and the alcohol had a very unpleasant smell. But I said nothing andbegan to work immediately. 而且那酒精有一股难闻的气味。
但是我什么也没说，马上就开始工作了。
A And 引出另一个并列从句，意思是“而且，此外尚有…”Page 29 Para. 68..In ten minutes I had seen all that could be seen in the fish, and startedto look for the Professor---who had, however, left.不出十分钟，我把那条鱼身上能看到地东西全看完了。
然后就开始寻找教授。
然而，他已经走了。
A all that could be seen in the fish. All表示鱼身上能看到的所有东西。
当定语从句修饰的词（先行词）为不定代词时，定语从句的关系代词用that 不用which9. Half an hour passed---an hour ----another hour; the fish began to lookdisgusting.半小时过去了，一个小时又一个小时的过去了。
这条鱼开始看起来令人恶心。
A look 联系动词后面接形容词（分词也是形容词）作表语10.I turned it over and around; looked it in the face---- ghastly; frombehind, beneath, above, sideways-----just as ghastly.我把鱼翻来翻去，瞧瞧头部——怪可怕的；再从后面看，从下面、上面、侧面看，——也是怪可怕的。
A turn over and round 翻过来翻过去B look sb./sth. in the face / eyes : 正视（某人或某事）11. I must not use a magnifying glass, nor instruments of any kind. Justmy two hands, my two eyes, and the fish: it seemed a most limited field of study.我不能使用放大镜，不能使用任何类型的仪器。
就用我的一双手，两只眼睛看着这条鱼这个研究范围似乎太狭窄了。
A must not 不许，禁止一定不要，表示强烈的阻止。
B most: very12. With a feeling of desperation again I looked at that fish. I pushed my finger down its throat to feel how sharp the teeth were.带着无可奈何的心情，我再次去看那条鱼。
我把手指头伸进它的喉咙去感受一下它牙齿有多锋利。
14.I began to count the scales in the different rows, until I was convinced that was nonsense.我开始数一行行的鱼鳞，直到我确信这样做毫无意义。
A. row: 横排 queue :纵列，队伍（手写板）B. be convinced …确信…15. At last a happy thought struck me --- I would draw the fish; and now with surprise I began to discover new features in the creature. Just then the Professor returned.最后我突然有一个令人愉快的想法我可以把鱼画出来；令我惊奇的是我开始在那家伙身上发现新的特征。