clock track

英 [klɒk træk]

美 [klɑːk træk]

时标道；时钟脉冲道

But last month, Ms. Hanson started using a new program, the renew sleep clock, an iPhone app that keeps track of her sleep.
但是上个月，汉森女士开始使用一种新型软件，“睡眠更新钟”，一款iphone应用可以追踪用户的睡眠。
This indicated to scientists that there must be a link between human metabolism and the circadian clock, the internal mechanism that keeps track of time and regulates the body accordingly.
这就提醒科学家，人体的新陈代谢与生物钟之间一定存在某种联系，一种感知时间并据此调节身体的内部机能。
To ensure accuracy, the timer should check the system clock as needed, rather than try to keep track of accumulated time internally.
若要确保精确，计时器应根据需要检查系统时钟，而不是尝试在内部跟踪所积累的时间。
To recover the data correctly and decrease the bit error rate ( BER), the extracted clock needs to track the phase of received data timely and accurately.
为了准确地恢复数据并降低误码率，提取出来的时钟需要及时并精确地处理所接收到数据信号的相位。