这是一个定制的 PHP 函数,可以生成 RFC 3339 格式的时间戳。
That is a custom-built PHP function that produces a timestamp in RFC 3339 format.
创建一个反转函数——该函数将以某个地区的时间戳作为参数,并返回对应的UTC时间戳。
Create a reverse function - one that will take a timestamp for a certain locale and return the equivalent UTC timestamp.
这些度量值包括访问应用程序中某个函数的频率或处理一个请求花费的时间等。
These measurements could be regarding how often a certain function in your application is accessed, or how long a request took to handle.
What I plot on this graph here is as a function time, years, dates, life expectancy as a function of time.
在这儿的这张图是,一个关于时间,年,日期的函数,将寿命长短作为时间的函数
So, in the language of calculus, x is a function of time and this is a particular function.
所以,从微积分的角度来看,x是一个关于时间的函数,而且是个很特殊的函数
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