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- A principal fiend. 魔鬼首领
- Drinking is a principal cause of traffic accidents. 酗酒是交通事故的主要原因。
- How much interest will there be on a principal of $5000? 5000美元本金的利息是多少？
- The interest on a principal of$10,000 or above be0.2 percent higher. 本金一万元以上的利息高百分之零点二。
- A principal criminal fell into the net. 要犯落网。
- Each partner acts as a principal on his own behalf. 每一个合伙人即以本人的身份替自己行事。
- A school is a principal's jurisdiction. 学校归校长管辖。
- A principal woman dancer in a ballet company. 芭蕾舞女主角芭蕾舞团的主要女演员
- She would not consider me a principal. 她不会把我当作重要人物。
- He is a principal figure in the company. 他是公司里的为首人物。
- A principal plus its interest, as in a loan. 本利之和贷款的本金加利息
- A principal source; a fountainhead. 主要来源；源泉
- Drinking is a principal cause of highway deaths. 酗酒是公路死亡事故的最主要的原因。
- Every axis has a principal node type . 每个轴具有一个主节点类型。
- A woman who is ruler of a principality. 女王，女诸侯统治公国(或封邑)的妇女
- A principal fruit of friendship, is the ease and discharge of the fulness and swellings of the heart, which passions of all kinds do cause and induce. 友谊的主要效用之一就在使人心中的愤懑抑郁之气得以宣泄弛放，这些不平之气是各种的情感都可以引起的。
- Slang had been a principal component of his rattling. 他唠叨的主要是一些假语村言。
- A geographic region serving as a principal source of grain supply. 谷物的主要产地提供谷物主要来源的地理区域
- A principal Vedic deity associated with rain and thunder. 因陀罗《吠陀》中的一个主神，掌管雷雨
- Statistics is a principal course at the business school. 统计学是这所职业学校的一门主要学科。
