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A cicuit or device whose purpose is to control electrical energy at a given frequ-ency or over a range of frequencies,Groups of passive components are commonly used to construct many types of filters,These passive components include resistors, cap-acitors
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指一电路或装置其功能是在一特定频率或频带下控制电能，不同种类的被动元件常被用来组成不同的滤波器，这些被动元件包含电阻，电容及电感。 |
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A cigar with a long, tapering body and blunt ends.
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一种长雪茄烟，一端粗一端细，两端都很钝 |
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A cigarette burn in the tablecloth.
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桌布上被香烟燃坏的地方 |
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A cigarette company owes a duty of care to potential customers when advertising its product to warn of the dangers of smoking.
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香烟公司在为其产品做广告时，对那些潜在的消费者负有警告吸烟危害的注意义务。 |
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A cigarette set the dry grass alight.
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香烟把乾草点著了. |
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A cigarette spark started the fire.
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香烟的火星引起这场火灾。 |
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A cigarette thrown into the woods in dry weather may start a fire.
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在天气干燥时把点燃的香烟扔进树林可能会引起火灾。 |
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A cinema is a place of entertainment.
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影院是娱乐场所。 |
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A circle is bisected by any diameter.
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圆被任一直径二等分。 |
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A circuit board.
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电路板，集成板 |
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A circuit breaker is a protective device that automatically interrupts the current flowing through it when that current exceeds a certain value for a specified period of time.
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线路断路器线路断路器是一个保护装置，当通过它的电流超过某个安全设定值一定时间后，它就能够自动切断电流。 |
