And so while you needed expressions for math to work, there was no point in making anything else return a value, because there could not be anything waiting for it.
所以，如果你需要用数学式子计算一个值，那就只有用表达式返回这个值，没有其他语法结构可用，因为否则就无法处理这个值。
The return value -- here stored in the $rss variable -- does not point to the entire document, as you might expect from experience with other APIs such as the Document Object Model (DOM).
返回值（这里存储在 $rss变量中）并没有指向整个文档，如果使用过其他API如文档对象模型（DOM）您可能会这样期望。
They do not need to return the bike to the same pick-up point, but can leave it at the nearest Velib stand where their journey ends.
使用者并不需要返回借车处，只要将车停放在离自己旅程终点最近的车站即可。
Life is like a watch, you can return to the starting point, they are not yesterday!
人生就像钟表，可以回到起点，却已不是昨天！ ！
My point was to show that not everything that is defined as method has to return a type.
我的观点是表明并非所有的定义是方法有返回类型。
Life is like clocks and watches, can return to the starting point, but has not yesterday!
人生就像钟表，可以回到起点，却已不是昨天！
Time Limit: All teams must return to designates finishing point before a certain time regardless if they have finished the challenges or not.
时间限制：无论你是否已经完成或没有完成挑战的任务，时间一到所有的队员都必须返回到指定终点站集合。
Chinese sages instruct us not to be too concerned about trivial things in the world, for no matter how we strive in the material world, life will return to its starting point.
中国古人教导我们对微观世界不必过分关注，因为，无论我们在物质世界里有怎样的折腾，生命终究会回到起点。
However, in reality, this isolated point can not always be found. A new scheme which can compensate the motion effects for continuous target return is presented in the paper.
实际目标不一定存在孤立点，本文提出了一种对连片目标回波运动补偿的新方法。
Many believe that man is not solving these problems quickly enough and that his selfish pursuit of possession takes him past point of no return before he fully appreciates the damage.
许多人认为，人类没有尽快解决这些问题，却只顾谋求私利，以至到了无可挽回的地步以后才充分认识到这种损害。
James Hansen, wrote in a recent letter: "We have not passed a point of no return. We can still roll things back in time but it is going to require a quick turn in direction."
JamesHansen，在最近的一封信函中写道：“情况尚未到无可挽回的地步，我们仍可及时力挽狂澜，但是要立即采取行动，赶紧回头。”
James Hansen, wrote in a recent letter: "We have not passed a point of no return. We can still roll things back in time but it is going to require a quick turn in direction."
JamesHansen，在最近的一封信函中写道：“情况尚未到无可挽回的地步，我们仍可及时力挽狂澜，但是要立即采取行动，赶紧回头。”
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