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。

youdao

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。

youdao

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。

youdao

Faucette adds that the demand levels indicated by early U.K. sales do not point to a return to profitability for BlackBerry.

FORBES: BlackBerry: Bears Say Early Optimism On Z10 Unfounded

He has said he wants to continue serving the Labour party, and did not rule out a return at some point.

BBC: The David Miliband Story

America is not at the point of no return.

FORBES: Obama's Failed Response to the Downgrade, And What Should Be Done