老实说，我昨天才知道他一直在日本工作。

To be frank (To be honest), I didn't 'know he had been working in Japan until yesterday.

youdao

但美国人民不是昨天才知道我的，而他们只是刚刚了解参议员奥巴马。

But the American people didn't get to know me yesterday, as they're just getting to know Senator Obama.

youdao

我到昨天才知道他搬去北京了。

I didn't know that he moved to Beijing until yesterday.

youdao

我到昨天才知道他搬去北京了。

I didn't know that he moved to Beijing until yesterday.

youdao