drew a blank

• v. 抽空签(落空；记不起)

drew a blank的用法和样例：

例句

1. I lost my coat yesterday and had looked for it everywhere, but so far I have drawn a blank.
   昨天我丢了外套，我到处寻找，可是直到现在还没找到。
2. I tried looking him up in the directory but I draw a blank.
   我在电话簿上找他的名字，但未找到。