Try to guess its meaning by looking before and after the word.

通过这个单词的前后文猜猜它的意思。

But when common sense tells us that we are up against something that is so-and cannot be otherwise — then, in the name of our sanity, let's not look before and after and pine for what is not.

但是，当常识告诉我们，我们所面对的事情是这样的——而且不可能是这样的——那么，以我们理智的名义，让我们不要前后看，不要为不是这样的事情而苦恼。