他好几次出现在不同的超市亲自检查价格。
He has also popped into several supermarkets to check the prices for himself.
另外一个关于决定筛查价值的问题是，筛查导致领先时间偏倚(lead time bias)。
Another problem with determining the value of screening is that it results in “lead time bias.”
主程序只是一个循环，用来获得股票的当前价格，检查价格是否在所限定的范围内，如果不在就发送e - mail警告来提醒用户。
The main program is nothing more than a loop to get the current stock price, check to see if it's in band, and, if not, send an E-mail alert to the user.
应用推荐