一些人说当前的危机的史无前例的，但是事实上之前有过很多次先例，一些就发生在近几年。
Some people say that the current crisis is unprecedented, but the truth is that there were plenty of precedents, some of them of very recent vintage.
一些人说当前的危机的史无前例的，但是事实上之前有过很多次先例，一些就发生在近几年。
Some people say that the current crisis is unprecedented, but the truth is that there were plenty of precedents, some of them of very recent vintage.
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