An integer expression that indicates the second of the time that is used to determine the serial time value. In general, you can use values in the range 0 to 59. However, you can also use values that lie outside of this range, where the number seconds influences the minute value.
任意整数表达式，表示用于确定顺序时间值的时间中的秒。该值通常的取值范围是 0 到 59。但是，当秒数会影响分钟值时，也可以使用此范围以外的值。