N: Can you come today at one o 'clock?

那你今天一点能来吗？

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Through controlling an N-bit accumulator and then get its highest bit to generate the programmable clock.

通过控制一个N位累加器累加，取其最高位，即可得到可编程时钟源。

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Frequency controlled data (m) plus an accumulative phase data output by a phase register in an N-bit adder when a clock pulse comes, the result is sent to the input port of the phase register.

每来一个时钟脉冲，N位加法器将频率控制数据m与相位寄存器输出的累加相位数据相加，并将结果送相位寄存器输入端。

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The U.N.'s Yvo de Boer issued a stark reminder that the clock has run out.

VOA: standard.2009.12.08

After two weeks of mind-numbing debate, including two final days of round-the-clock haggling, world leaders have reached a deal at the U.N. climate talks in Durban, South Africa.

FORBES: What Will The New U.N. Climate Deal Mean?