beforehand ,
1.ADV If you do something beforehand, you do it earlier than a particular event. 事先; 预先
例:How could she tell beforehand that I was going to go out?
她如何预先知道我将出门的?
常见用法
用作副词
I had made preparations beforehand.
我预先作了准备。
He warned me beforehand what to expect.
他预先提醒过我这件事。
We were aware of the problem beforehand.
我们事先就知道有这个问题。
Actually I meant to notify you beforehand.
实际上我是想事先通知你的。
It had been arranged beforehand.
那事已提前安排好了。
He arrived at the meeting place beforehand.
他提前到达会面地点。
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