by now

到如今, 至此

例句与用法：

The building must have been built up by now.

那幢大楼此时一定已经建成。

He ought to have arrived there by now.

他现在应该已经到那里了。

You ought to be hungry by now.

你现在该饿了吧。

By now the power of the Roman Empire was on the wane.

到这时，罗马帝国已日益衰败。

I have received eleven Christmas cards by now.

到现在为止，我已经收到了十一张圣诞卡片。

How many people have accessed your homepage by now?

到目前为止，有多少人访问了你的主页？

Her secret remains untold by now.

她的秘密至今仍未透露。

By now, a rocket will have set off on its35 million mile trip to Mars and scientists must be waiting anxiously for the results.

此刻，一枚火箭可能已经出发，踏上飞向火星的3,500万英里的旅程，科学家们一定在焦急地等待着结果。