To avoid any division by zero or overflow, transform all division into multiplication and check for the sign (horizontal lines with Y2=Y1 do not count in the algorithm)
要避免任何数与0 相除或溢出，将所有除法转换为乘法并检查运算符号（Y2=Y1的水平线不会计入算法）
Buy/read tabloid magazines (browsing them in the check-out aisle or an airport doesn’t count)
——购买/阅读八卦杂志 （在一些诸如退房等待或者机场等公共区域看一眼不算）
Each check may be described in a separate flow, and hence may count as at least one transaction.
每一个检查可能会在单独的流程中得到描述，因此被计算成可能不止一个事务。
In that case you have to get all the users anyway, and so its relatively inexpensive to check the count as well.
在这种情况下，你必须得到所有用户，因此其相对廉价的检查计数。
A checksum is a count of the number of bits in a transmission unit that is included with the unit so that the receiver can check to see whether the same number of bits arrived.
校验和是传输单位里二进制码(比特)的总数，因此接收者可以检验是否一样的比特数达到。
Check it in 5 world cities at once, note it with stopwatch, count it with time log, plan it with calendar or even forget about it with alarms.
即时查询世界上5个城市的时刻，使用跑表倒计时，通过时间日志计算时间，借助日历作时刻表，甚至可以利用闹铃来忘掉时间。
Houston Chronicle, United States - Jul 15, 2006... This seems to be an inequity since other unorthodox items such as golf bags and fishing-rod tubes often count as normal pieces of check-in baggage.
休士顿纪事报，美国- 2006年7月15日扛这似乎是一种不公平，因为其他非正统的项目，如高尔夫球袋及捕鱼杆管常常被算作正常件托运行李。
Lymphoid CD4 count testing, infected persons should be inspected once every six months, the patient every 3 months to check the time, in the past, also have to pay 100 yuan for each testing fee.
CD 4淋巴计数检测，感染者每半年要检查一次，病人则每3个月要检查一次，以往也是每次要交100元的检测费。
Lymphoid CD4 count testing, infected persons should be inspected once every six months, the patient every 3 months to check the time, in the past, also have to pay 100 yuan for each testing fee.
CD 4淋巴计数检测，感染者每半年要检查一次，病人则每3个月要检查一次，以往也是每次要交100元的检测费。
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