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He was the principal speaker at my Harvard graduation.他是我在哈佛大学毕业典礼上的主要演讲者。He bit the dust after the principal scolded him in front of the class.校长在全班面前骂了他一顿后，他的脸丢尽了。His principal reason for making the journey was to visit his family.他那次旅程的首要目的是探访家人。The principal aim of the project is to provide an answer to this question.本计划的主要目标是为这个问题提供答案。The focal length is the distance between the principal point of a lens and the focal point.焦距是透镜的主点与焦点之间的距离。The principal listened to the boy's story with sympathy and understanding.校长满怀同情和理解地听了那个男孩的讲述。The census constitutes the principal source of official statistics.人口普查是官方统计数字的主要来源。The principal promised to investigate into that affair.校长答应去调查那件事情。The police are beginning to move in on their principal suspects.警察开始向他们的主要嫌疑犯逼近。The school's principal is a strict/rigid disciplinarian.这所学校的校长是个严格执行纪律的人。The principal oboe phrases his solo lines with enchanting subtlety.首席双簧管演奏者精湛地演奏了他的独奏乐段，令人陶醉。Methane is one of the principal gases contributing to the greenhouse effect.甲烷是造成温室效应的主要气体之一。The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。The principal's daughter received special/preferential treatment from teachers. 校长的女儿受到了老师们的优待。The principal towns on the Hudson river would lay up ice for home consumption.哈得孙河上的主要城镇会储藏冰供国内消耗。The principal knew all the students individually.校长认识每个学生。The principal has a very tight schedule.校长的日程表排得满满的。Children may not leave the building without the authorization of the principal.没有校长的许可，小孩子不能离开这幢楼。The principal will take whatever action she deems appropriate in this case.在这种情况下，校长将采取她认为合适的任何行动。The students passed a motion of no-confidence in the college principal.学生们通过了对校长进行不信任投票的动议。Cities have always acted as the principal focus of political life.城市总是担当着政治生活的主要焦点。Their principal residence was in Chicago.他们的主要住所位于芝加哥。The principal wants to see you at once.校长要马上见你。The post of principal of the theatre school became vacant and he leapt at the chance.戏剧学校校长一职出缺，他马上抓住了这个机会。Cars are still one of the principal contributors to air pollution.汽车仍是空气污染的主要因素之一。The principal underlying cause of men's urinary tract symptoms is benign prostatic hyperplasia.男性尿道症状的最主要原因是良性前列腺增生。The principal worked hard to improve the school.校长努力提高学校的办学质量。The principal force was cantoned within reach of Paris.主力部队驻扎在离巴黎很近的地方。When the principal of the school visited the class, the students all minded their p's and q's.校长到教室里时，学生们都规规矩矩。I started as a walk-on, and later played principal roles.刚开始我跑跑龙套，后来演上了主角。He was sent to the principal.他被带到了校长跟前。Mr Carter marched us to the principal's office.卡特先生把我们押到校长办公室。The principal would be less insistent on kids wearing school uniforms if the school had to pay for them.如果必须由学校出钱买校服，那校长就不会那样坚持让孩子们穿校服了。My mother is assistant principal at a school in Washington, D.C.我母亲是华盛顿一所学校的副校长。One of the teacher's principal duties is to prepare students for external examinations.教师的主要职责之一是帮助学生准备参加校外考试。The dollar is the principal unit of American currency.美元是美国基本的货币计量单位。If I see anyone copying I'll send you straight to the principal's office.如果发现有人抄袭，我会直接把他送到校长室去。Our principal responsibility is to bring down the level of unemployment.我们的主要责任是降低失业率。She later became a principal with the Royal Ballet.她后来成了皇家芭蕾舞团的主要演员。Our main/primary/principal concern is to assure that these problems do not occur again.我们主要关心的是确保不再出现这些问题。 |