principal的例句（principal在句子中的用法）

• There are two principal sources of commercial sucrose - sugar cane and sugar beets. 商业用蔗糖有两个主要来源 —— 甜甘蔗和制糖甜菜.
• In the principal assays, the cytokinin usually in direct contact with the cells affected. 在主要的鉴定法中, 细胞激动素通常是和受影响的细胞直接接触.
• Appropriates money from the General Fund to pay bond principal and interest. 拨付资金从普通基金支付债券本金和利息.
• Chris Lehmann is principal of the Science Leadership Academy in Philadelphia, Pennsylvania. 克里斯.莱曼是宾夕法尼亚州费城科学领导学院的校长.
• The principal reproved the students for always staying away from school. 那个校长责备了那几个学生,因为他们总好逃学.
• Dille reaches Oscar new owners and so on Swinton to play the principal role in piece. 迪尔达·斯温顿等奥斯卡得主在片中饰演主要角色.
• The third person does not become liable to an undisclosed principal. 第三人可不向隐名本人承担责任.
• The teacher conferred with the principal about Dick's promotion. 教师与校长商谈了迪克的升级问题.
• Applications with a full curriculum vitae and two references should reach the Principal by June 12th. 申请书连同完整个人简历和两份推荐信必须在6月12日以前送达校长处。
• The principal acids used are phosphoric, citric, fumaric, tartaric, and malic acids. 主要添加的酸有磷酸 、 柠檬酸 、 富马酸 、 酒石酸和苹果酸.
• She seemed to be assisting at a ghastly play in which she was the principal actor. 她好象在看一场恐怖的戏,戏中她自己是主角.
• The college principal promised to look into the matter. 学院院长答应研究这个问题。
• And the principal means for suppressing the common liberty were -- money and usury. 这时, 货币和高利贷已成为压制人民自由的主要手段.
• When he saw the principal, he raised his hand in salutation. 他看到校长时举手敬礼.
• The principal methods of avoiding spoilage are the use of pure yeast strains as starters. 防止啤酒变坏的主要方法是用纯酵母菌株发酵.
• The modification of gear is a principal method for improving performance meshing. 齿面修形是提高齿轮副啮合性能的重要手段.
• The religion a variety of the Mennonite faith, provides the principal mechanism for maintaining order. 世俗的控制机构,比如警察和军队,取代了宗教和家庭来维持秩序, 而且实行的是货币经济.
• Swahili is the principal lingua franca in East Africa. 东非的主要交际语是斯瓦希里语.
• A school is a principal's jurisdiction. 学校归校长管辖.
• Indentation methods of hardness testing comprise two principal groups. 压痕法测定硬度包括两大类.